WhyCan Forum(哇酷开发者社区)

 &i2c0 {
    pinctrl-0 = <&i2c0_pins>;
    pinctrl-names = "default";
    status = "okay";
    tsc2007: tsc2007@49 {
        compatible = "ti,tsc2007";
        reg = <0x49>;
		interrupt-parent = <&pio>;
		interrupts = <4 3 IRQ_TYPE_EDGE_BOTH>;  
        gpios = <&pio 4 3 GPIO_ACTIVE_LOW>;
        ti,x-plate-ohms = <500>;
        status = "okay";
    };
 };

  │ Symbol: TOUCHSCREEN_TSC2007 [=y]                                                                                                                               │  
  │ Type  : tristate                                                                                                                                               │  
  │ Prompt: TSC2007 based touchscreens                                                                                                                             │  
  │   Location:                                                                                                                                                    │  
  │     -> Device Drivers                                                                                                                                          │  
  │       -> Input device support                                                                                                                                  │  
  │         -> Generic input layer (needed for keyboard, mouse, ...) (INPUT [=y])                                                                                  │  
  │           -> Touchscreens (INPUT_TOUCHSCREEN [=y]) 

	err = devm_request_threaded_irq(&client->dev, ts->irq,
					tsc2007_hard_irq, tsc2007_soft_irq,
					IRQF_ONESHOT,
					client->dev.driver->name, ts);
	if (err) {
		dev_err(&client->dev, "Failed to request irq %d: %d\n",
			ts->irq, err);
		return err;
	}

	//tsc2007_stop(ts);

# cat /proc/interrupts 
           CPU0       
 16:       1893  sun4i_irq  13 Edge      timer@1c20c00
 17:     255997  sun4i_irq  10 Edge      sun6i-spi
 18:        305  sun4i_irq  29 Edge      1c0c000.lcd-controller
 19:       7077  sun4i_irq   7 Edge      mv64xxx_i2c
 23:        911  sun4i_irq  23 Edge      sunxi-mmc
 24:          0  sun4i_irq  22 Edge      sun4i-a10-lradc-keys
 25:        445  sun4i_irq   1 Edge      ttyS0
 63:        348  sunxi_pio_edge  35 Edge      tsc2007
Err:          0

static irqreturn_t tsc2007_soft_irq(int irq, void *handle)
{
	struct tsc2007 *ts = handle;
	struct input_dev *input = ts->input;
	struct ts_event tc;
	u32 rt;
	printk("tsc2007_soft_irq\r\n");
	while (!ts->stopped && tsc2007_is_pen_down(ts)) {
		
		/* pen is down, continue with the measurement */

		mutex_lock(&ts->mlock);
		tsc2007_read_values(ts, &tc);
		mutex_unlock(&ts->mlock);
		rt = tsc2007_calculate_resistance(ts, &tc);
		{//Scale and offset the touchscreen coordinates
			s32 hmin = 216,hmax = 3940,vmin = 250,vmax = 3830;
			s32 x = 0,y=0;
			x = (tc.x - hmin)*1000/4655;
			if(x < 0)
			{
				x = 0;
			}
			else if(x > 800)
			{
				x = 800;
			}

			y = (tc.y - vmin)*1000/7458;
			if(y < 0)
			{
				y = 0;
			}
			else if(y > 480)
			{
				y = 480;
			}
			printk("h=%d v=%d\r\n",x,y);
			
			if (!rt && !ts->get_pendown_state) {
				/*
				* If pressure reported is 0 and we don't have
				* callback to check pendown state, we have to
				* assume that pen was lifted up.
				*/
				break;
			}

			if (rt <= ts->max_rt) {
				dev_dbg(&ts->client->dev,
					"DOWN point(%4d,%4d), resistance (%4u)\n",
					tc.x, tc.y, rt);

				rt = ts->max_rt - rt;

				input_report_key(input, BTN_TOUCH, 1);
				input_report_abs(input, ABS_X, x);
				input_report_abs(input, ABS_Y, y);
				input_report_abs(input, ABS_PRESSURE, rt);

				input_sync(input);

			} else {
				/*
				* Sample found inconsistent by debouncing or pressure is
				* beyond the maximum. Don't report it to user space,
				* repeat at least once more the measurement.
				*/
				dev_dbg(&ts->client->dev, "ignored pressure %d\n", rt);
			}
		}
		wait_event_timeout(ts->wait, ts->stopped, ts->poll_period);
	}

	dev_dbg(&ts->client->dev, "UP\n");

	input_report_key(input, BTN_TOUCH, 0);
	input_report_abs(input, ABS_PRESSURE, 0);
	input_sync(input);

	if (ts->clear_penirq)
		ts->clear_penirq();

	return IRQ_HANDLED;
}

#define LV_HOR_RES_MAX          (480)  //屏幕水平宽度 根据实际使用修改
#define LV_VER_RES_MAX          (320)  //屏幕垂直高度 根据实际使用修改
#define LV_COLOR_DEPTH     16           //LCD 屏幕的像素深度。一般的可能是rgb565 也有是rgb8888的就写 32 根据实际使用修改
#define LV_USE_GPU              1           //这个记得给他置0了一般的板子应该没有gpu

#define LV_USE_PERF_MONITOR     0  //右下角cpu信息输出。测试可以打开看下
#  define LV_MEM_SIZE    (32U * 1024U) //这里默认的是32K 用作lvgl的动态内存分配。可以根据实际情况修改，但是要大于等于2KB
#define LV_DISP_DEF_REFR_PERIOD      30   //刷新周期 30ms 就是刷新速率问题,看性能设置吧。
#define LV_INDEV_DEF_READ_PERIOD          30//输入设备的扫描时间，就是轮询按键的时间。默认30ms。
#define LV_USE_FILESYSTEM       1    //文件系统不用也可以给置0了
#define LV_USE_DEBUG        1         //debug信息输出可关闭

#  define USE_FBDEV           0    //把这个置位为1   
#  define FBDEV_PATH          "/dev/fb0"  //确认是否为你设备的fb

echo 0 > /sys/class/graphics/fbcon/cursor_blink
echo 0 > /sys/class/vtconsole/vtcon1/bind

    /*tuch function */
    evdev_init();
    lv_indev_drv_t indev_drv;
    lv_indev_drv_init(&indev_drv);
    indev_drv.type =LV_INDEV_TYPE_POINTER;
    indev_drv.read_cb =evdev_read;
    lv_indev_drv_register(&indev_drv);

static irqreturn_t sun4i_lradc_irq(int irq, void *dev_id)
{
	struct sun4i_lradc_data *lradc = dev_id;
	u32 i, ints, val, voltage, diff, keycode = 0, closest = 0xffffffff;

	ints  = readl(lradc->base + LRADC_INTS);

	/*
	 * lradc supports only one keypress at a time, release does not give
	 * any info as to which key was released, so we cache the keycode.
	 */

	if (ints & CHAN0_KEYUP_IRQ) {
		input_report_key(lradc->input, lradc->chan0_keycode, 0);
		lradc->chan0_keycode = 0;
	}

	if ((ints & CHAN0_KEYDOWN_IRQ) && lradc->chan0_keycode == 0) {
		val = readl(lradc->base + LRADC_DATA0) & 0x3f;
		voltage = val * lradc->vref / 63;
for (i = 0; i < lradc->chan0_map_count; i++) {
			diff = abs(lradc->chan0_map[i].voltage - voltage);
			if (diff < closest) {
				closest = diff;
				keycode = lradc->chan0_map[i].keycode;
			}
		}

		{
			int reg = 0;
			printk("val = %d,lradc voltage = %d,lradc->vref = %d\n",val,voltage,lradc->vref);
			reg = readl(lradc->base + LRADC_CTRL);
			printk("LRADC_CTRL=%x\n",reg);
			printk("keycode=%x\n",keycode); 
		}
		lradc->chan0_keycode = keycode;
		input_report_key(lradc->input, lradc->chan0_keycode, 1);
	}

	input_sync(lradc->input);

	writel(ints, lradc->base + LRADC_INTS);

	return IRQ_HANDLED;
}

[ 2762.695488] val = 13,lradc voltage = 412698,lradc->vref = 2000000
[ 2762.701589] LRADC_CTRL=2000141
[ 2762.704639] keycode=72

    button-200 {
        label = "Volume Up";
        linux,code = <KEY_VOLUMEUP>;
        channel = <0>;
        voltage = <200000>;
    };

    button-200 {
        label = "Volume Up";
        linux,code = <KEY_VOLUMEUP>;
        channel = <0>;
        voltage = <412698>;
    };

#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <stdio.h>
#include <poll.h>
#include <signal.h>
#include <sys/types.h>
#include <unistd.h>
#include <fcntl.h>

#include <linux/input.h>


/* 定义一个 input_event 变量，存放输入事件信息 */
static struct input_event inputevent;

int main(int argc, char *argv[])
{
    int fd;
    int err = 0;
    char *filename;

    filename = argv[1];

    if(argc != 2) {
    printf("Error Usage!\r\n");
    return -1;
    }

    fd = open(filename, O_RDWR);
    if (fd < 0) {
        printf("Can't open file %s\r\n", filename);
    return -1;
    }

    while (1) {
        err = read(fd, &inputevent, sizeof(inputevent));
        if (err > 0) { /* 读取数据成功 */
            switch (inputevent.type) {
                case EV_KEY:
                    if (inputevent.code < BTN_MISC) 
                    { /* 键盘键值 */
                        printf("key %x %s\r\n", inputevent.code,inputevent.value ? "press" : "release");
                    } 
                    else 
                    {
                        printf("button %x %s\r\n", inputevent.code,inputevent.value ? "press" : "release");
                    }
                 break;

                /* 其他类型的事件，自行处理 */
                case EV_REL:
                break;
                case EV_ABS:
                break;
                case EV_MSC:
                break;
                case EV_SW:
                break;
            }
        } 
        else {
             printf("读取数据失败\r\n");
        }
    }
    return 0;
}

[ 2763.057281] val = 0,lradc voltage = 0,lradc->vref = 2000000
[ 2763.062866] LRADC_CTRL=2000141
[ 2763.065917] keycode=73
key 73 press
key 73 release

	
	dtsleds {
		compatible = "gpio-leds";
		status = "okay";
		led0 {
				label = "red";
				gpios = <&pio 0 0 GPIO_ACTIVE_LOW>;
				default-state = "off";
				linux,default-trigger = "heartbeat";
		};
		
	};

KERNELDIR := /home/jonsen/f1c100s/linux/
CURRENT_PATH := $(shell pwd)
CROSS_COMPILE:= /home/jonsen/f1c100s/buildroot-2017.08/output/host/bin/arm-linux-
ARCH = arm
obj-m := chardevbase.o

build: kernel_modules

kernel_modules:
	$(MAKE) ARCH=$(ARCH) CROSS_COMPILE=$(CROSS_COMPILE) -C $(KERNELDIR) M=$(CURRENT_PATH) modules
clean:
	$(MAKE) -C $(KERNELDIR) M=$(CURRENT_PATH) clean

jonsen@ubuntu:~/f1c100s/test_chrdevbase$ make 
make -C /home/jonsen/f1c100s/linux/ M=/home/jonsen/f1c100s/test_chrdevbase modules
make[1]: Entering directory '/home/jonsen/f1c100s/linux'
  CC [M]  /home/jonsen/f1c100s/test_chrdevbase/chardevbase.o
In file included from ./arch/x86/include/asm/barrier.h:5,
                 from ./include/linux/compiler.h:242,
                 from ./include/linux/kernel.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:1:
./arch/x86/include/asm/arch_hweight.h: In function ‘__arch_hweight64’:
./arch/x86/include/asm/arch_hweight.h:55:42: error: expected ‘:’ or ‘)’ before ‘POPCNT64’
   55 |  asm (ALTERNATIVE("call __sw_hweight64", POPCNT64, X86_FEATURE_POPCNT)
      |                                          ^~~~~~~~
./arch/x86/include/asm/alternative.h:133:28: note: in definition of macro ‘ALTINSTR_REPLACEMENT’
  133 |  b_replacement(num)":\n\t" newinstr "\n" e_replacement(num) ":\n\t"
      |                            ^~~~~~~~
./arch/x86/include/asm/arch_hweight.h:55:7: note: in expansion of macro ‘ALTERNATIVE’
   55 |  asm (ALTERNATIVE("call __sw_hweight64", POPCNT64, X86_FEATURE_POPCNT)
      |       ^~~~~~~~~~~
In file included from ./arch/x86/include/asm/atomic.h:276,
                 from ./include/linux/atomic.h:5,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/atomic64_64.h: At top level:
./arch/x86/include/asm/atomic64_64.h:20:40: error: unknown type name ‘atomic64_t’
   20 | static inline long atomic64_read(const atomic64_t *v)
      |                                        ^~~~~~~~~~
In file included from ./include/linux/kernel.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:1:
./arch/x86/include/asm/atomic64_64.h: In function ‘atomic64_read’:
./arch/x86/include/asm/atomic64_64.h:22:22: error: request for member ‘counter’ in something not a structure or union
   22 |  return READ_ONCE((v)->counter);
      |                      ^~
./include/linux/compiler.h:246:17: note: in definition of macro ‘__READ_ONCE’
  246 |  union { typeof(x) __val; char __c[1]; } __u;   \
      |                 ^
./arch/x86/include/asm/atomic64_64.h:22:9: note: in expansion of macro ‘READ_ONCE’
   22 |  return READ_ONCE((v)->counter);
      |         ^~~~~~~~~
./arch/x86/include/asm/atomic64_64.h:22:22: error: request for member ‘counter’ in something not a structure or union
   22 |  return READ_ONCE((v)->counter);
      |                      ^~
./include/linux/compiler.h:248:22: note: in definition of macro ‘__READ_ONCE’
  248 |   __read_once_size(&(x), __u.__c, sizeof(x));  \
      |                      ^
./arch/x86/include/asm/atomic64_64.h:22:9: note: in expansion of macro ‘READ_ONCE’
   22 |  return READ_ONCE((v)->counter);
      |         ^~~~~~~~~
./arch/x86/include/asm/atomic64_64.h:22:22: error: request for member ‘counter’ in something not a structure or union
   22 |  return READ_ONCE((v)->counter);
      |                      ^~
./include/linux/compiler.h:248:42: note: in definition of macro ‘__READ_ONCE’
  248 |   __read_once_size(&(x), __u.__c, sizeof(x));  \
      |                                          ^
./arch/x86/include/asm/atomic64_64.h:22:9: note: in expansion of macro ‘READ_ONCE’
   22 |  return READ_ONCE((v)->counter);
      |         ^~~~~~~~~
./arch/x86/include/asm/atomic64_64.h:22:22: error: request for member ‘counter’ in something not a structure or union
   22 |  return READ_ONCE((v)->counter);
      |                      ^~
./include/linux/compiler.h:250:30: note: in definition of macro ‘__READ_ONCE’
  250 |   __read_once_size_nocheck(&(x), __u.__c, sizeof(x)); \
      |                              ^
./arch/x86/include/asm/atomic64_64.h:22:9: note: in expansion of macro ‘READ_ONCE’
   22 |  return READ_ONCE((v)->counter);
      |         ^~~~~~~~~
./arch/x86/include/asm/atomic64_64.h:22:22: error: request for member ‘counter’ in something not a structure or union
   22 |  return READ_ONCE((v)->counter);
      |                      ^~
./include/linux/compiler.h:250:50: note: in definition of macro ‘__READ_ONCE’
  250 |   __read_once_size_nocheck(&(x), __u.__c, sizeof(x)); \
      |                                                  ^
./arch/x86/include/asm/atomic64_64.h:22:9: note: in expansion of macro ‘READ_ONCE’
   22 |  return READ_ONCE((v)->counter);
      |         ^~~~~~~~~
In file included from ./arch/x86/include/asm/atomic.h:276,
                 from ./include/linux/atomic.h:5,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/atomic64_64.h: At top level:
./arch/x86/include/asm/atomic64_64.h:32:33: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
   32 | static inline void atomic64_set(atomic64_t *v, long i)
      |                                 ^~~~~~~~~~
      |                                 atomic_t
./arch/x86/include/asm/atomic64_64.h:44:50: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
   44 | static __always_inline void atomic64_add(long i, atomic64_t *v)
      |                                                  ^~~~~~~~~~
      |                                                  atomic_t
./arch/x86/include/asm/atomic64_64.h:58:41: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
   58 | static inline void atomic64_sub(long i, atomic64_t *v)
      |                                         ^~~~~~~~~~
      |                                         atomic_t
./arch/x86/include/asm/atomic64_64.h:74:50: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
   74 | static inline bool atomic64_sub_and_test(long i, atomic64_t *v)
      |                                                  ^~~~~~~~~~
      |                                                  atomic_t
./arch/x86/include/asm/atomic64_64.h:85:42: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
   85 | static __always_inline void atomic64_inc(atomic64_t *v)
      |                                          ^~~~~~~~~~
      |                                          atomic_t
./arch/x86/include/asm/atomic64_64.h:98:42: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
   98 | static __always_inline void atomic64_dec(atomic64_t *v)
      |                                          ^~~~~~~~~~
      |                                          atomic_t
./arch/x86/include/asm/atomic64_64.h:113:42: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  113 | static inline bool atomic64_dec_and_test(atomic64_t *v)
      |                                          ^~~~~~~~~~
      |                                          atomic_t
./arch/x86/include/asm/atomic64_64.h:126:42: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  126 | static inline bool atomic64_inc_and_test(atomic64_t *v)
      |                                          ^~~~~~~~~~
      |                                          atomic_t
./arch/x86/include/asm/atomic64_64.h:140:50: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  140 | static inline bool atomic64_add_negative(long i, atomic64_t *v)
      |                                                  ^~~~~~~~~~
      |                                                  atomic_t
./arch/x86/include/asm/atomic64_64.h:152:57: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  152 | static __always_inline long atomic64_add_return(long i, atomic64_t *v)
      |                                                         ^~~~~~~~~~
      |                                                         atomic_t
./arch/x86/include/asm/atomic64_64.h:157:48: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  157 | static inline long atomic64_sub_return(long i, atomic64_t *v)
      |                                                ^~~~~~~~~~
      |                                                atomic_t
./arch/x86/include/asm/atomic64_64.h:162:47: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  162 | static inline long atomic64_fetch_add(long i, atomic64_t *v)
      |                                               ^~~~~~~~~~
      |                                               atomic_t
./arch/x86/include/asm/atomic64_64.h:167:47: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  167 | static inline long atomic64_fetch_sub(long i, atomic64_t *v)
      |                                               ^~~~~~~~~~
      |                                               atomic_t
./arch/x86/include/asm/atomic64_64.h:175:37: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  175 | static inline long atomic64_cmpxchg(atomic64_t *v, long old, long new)
      |                                     ^~~~~~~~~~
      |                                     atomic_t
./arch/x86/include/asm/atomic64_64.h:181:50: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  181 | static __always_inline bool atomic64_try_cmpxchg(atomic64_t *v, s64 *old, long new)
      |                                                  ^~~~~~~~~~
      |                                                  atomic_t
./arch/x86/include/asm/atomic64_64.h:186:34: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  186 | static inline long atomic64_xchg(atomic64_t *v, long new)
      |                                  ^~~~~~~~~~
      |                                  atomic_t
./arch/x86/include/asm/atomic64_64.h:200:40: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  200 | static inline bool atomic64_add_unless(atomic64_t *v, long a, long u)
      |                                        ^~~~~~~~~~
      |                                        atomic_t
./arch/x86/include/asm/atomic64_64.h:219:45: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  219 | static inline long atomic64_dec_if_positive(atomic64_t *v)
      |                                             ^~~~~~~~~~
      |                                             atomic_t
./arch/x86/include/asm/atomic64_64.h:230:41: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  230 | static inline void atomic64_and(long i, atomic64_t *v)
      |                                         ^~~~~~~~~~
      |                                         atomic_t
./arch/x86/include/asm/atomic64_64.h:238:47: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  238 | static inline long atomic64_fetch_and(long i, atomic64_t *v)
      |                                               ^~~~~~~~~~
      |                                               atomic_t
./arch/x86/include/asm/atomic64_64.h:247:40: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  247 | static inline void atomic64_or(long i, atomic64_t *v)
      |                                        ^~~~~~~~~~
      |                                        atomic_t
./arch/x86/include/asm/atomic64_64.h:255:46: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  255 | static inline long atomic64_fetch_or(long i, atomic64_t *v)
      |                                              ^~~~~~~~~~
      |                                              atomic_t
./arch/x86/include/asm/atomic64_64.h:264:41: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  264 | static inline void atomic64_xor(long i, atomic64_t *v)
      |                                         ^~~~~~~~~~
      |                                         atomic_t
./arch/x86/include/asm/atomic64_64.h:272:47: error: unknown type name ‘atomic64_t’; did you mean ‘atomic_t’?
  272 | static inline long atomic64_fetch_xor(long i, atomic64_t *v)
      |                                               ^~~~~~~~~~
      |                                               atomic_t
In file included from ./include/linux/atomic.h:660,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/atomic64.h:21:18: error: conflicting types for ‘atomic64_read’
   21 | extern long long atomic64_read(const atomic64_t *v);
      |                  ^~~~~~~~~~~~~
In file included from ./arch/x86/include/asm/atomic.h:276,
                 from ./include/linux/atomic.h:5,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/atomic64_64.h:20:20: note: previous definition of ‘atomic64_read’ was here
   20 | static inline long atomic64_read(const atomic64_t *v)
      |                    ^~~~~~~~~~~~~
In file included from ./include/linux/atomic.h:660,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/atomic64.h:59: warning: "atomic64_inc_return" redefined
   59 | #define atomic64_inc_return(v)  atomic64_add_return(1LL, (v))
      | 
In file included from ./arch/x86/include/asm/atomic.h:276,
                 from ./include/linux/atomic.h:5,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/atomic64_64.h:172: note: this is the location of the previous definition
  172 | #define atomic64_inc_return(v)  (atomic64_add_return(1, (v)))
      | 
In file included from ./include/linux/atomic.h:660,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/atomic64.h:63: warning: "atomic64_dec_return" redefined
   63 | #define atomic64_dec_return(v)  atomic64_sub_return(1LL, (v))
      | 
In file included from ./arch/x86/include/asm/atomic.h:276,
                 from ./include/linux/atomic.h:5,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/atomic64_64.h:173: note: this is the location of the previous definition
  173 | #define atomic64_dec_return(v)  (atomic64_sub_return(1, (v)))
      | 
In file included from ./include/linux/atomic.h:660,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/atomic64.h:65: warning: "atomic64_inc_not_zero" redefined
   65 | #define atomic64_inc_not_zero(v)  atomic64_add_unless((v), 1LL, 0LL)
      | 
In file included from ./arch/x86/include/asm/atomic.h:276,
                 from ./include/linux/atomic.h:5,
                 from ./include/linux/jump_label.h:186,
                 from ./arch/x86/include/asm/string_64.h:6,
                 from ./arch/x86/include/asm/string.h:5,
                 from ./include/linux/string.h:19,
                 from ./arch/x86/include/asm/page_32.h:35,
                 from ./arch/x86/include/asm/page.h:14,
                 from ./arch/x86/include/asm/thread_info.h:12,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/atomic64_64.h:210: note: this is the location of the previous definition
  210 | #define atomic64_inc_not_zero(v) atomic64_add_unless((v), 1, 0)
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:324,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopud.h:21: warning: "PUD_SHIFT" redefined
   21 | #define PUD_SHIFT P4D_SHIFT
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:56: note: this is the location of the previous definition
   56 | #define PUD_SHIFT 30
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:324,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopud.h:22: warning: "PTRS_PER_PUD" redefined
   22 | #define PTRS_PER_PUD 1
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:57: note: this is the location of the previous definition
   57 | #define PTRS_PER_PUD 512
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:324,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopud.h:23: warning: "PUD_SIZE" redefined
   23 | #define PUD_SIZE   (1UL << PUD_SHIFT)
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:73: note: this is the location of the previous definition
   73 | #define PUD_SIZE (_AC(1, UL) << PUD_SHIFT)
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:324,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopud.h:24: warning: "PUD_MASK" redefined
   24 | #define PUD_MASK   (~(PUD_SIZE-1))
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:74: note: this is the location of the previous definition
   74 | #define PUD_MASK (~(PUD_SIZE - 1))
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:345,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopmd.h:20: warning: "PMD_SHIFT" redefined
   20 | #define PMD_SHIFT PUD_SHIFT
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:63: note: this is the location of the previous definition
   63 | #define PMD_SHIFT 21
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:345,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopmd.h:21: warning: "PTRS_PER_PMD" redefined
   21 | #define PTRS_PER_PMD 1
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:64: note: this is the location of the previous definition
   64 | #define PTRS_PER_PMD 512
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:345,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopmd.h:22: warning: "PMD_SIZE" redefined
   22 | #define PMD_SIZE   (1UL << PMD_SHIFT)
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:71: note: this is the location of the previous definition
   71 | #define PMD_SIZE (_AC(1, UL) << PMD_SHIFT)
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:345,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/asm-generic/pgtable-nopmd.h:23: warning: "PMD_MASK" redefined
   23 | #define PMD_MASK   (~(PMD_SIZE-1))
      | 
In file included from ./arch/x86/include/asm/pgtable_types.h:250,
                 from ./arch/x86/include/asm/processor.h:19,
                 from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/pgtable_64_types.h:72: note: this is the location of the previous definition
   72 | #define PMD_MASK (~(PMD_SIZE - 1))
      | 
In file included from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/processor.h:180: warning: "cache_line_size" redefined
  180 | #define cache_line_size() (boot_cpu_data.x86_cache_alignment)
      | 
In file included from ./include/linux/printk.h:9,
                 from ./include/linux/kernel.h:14,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:1:
./include/linux/cache.h:79: note: this is the location of the previous definition
   79 | #define cache_line_size() L1_CACHE_BYTES
      | 
In file included from ./arch/x86/include/asm/cpufeature.h:5,
                 from ./arch/x86/include/asm/thread_info.h:53,
                 from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/processor.h: In function ‘load_cr3’:
./arch/x86/include/asm/processor.h:253:12: error: implicit declaration of function ‘__sme_pa’ [-Werror=implicit-function-declaration]
  253 |  write_cr3(__sme_pa(pgdir));
      |            ^~~~~~~~
In file included from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/linux/thread_info.h: At top level:
./include/linux/thread_info.h:96:19: error: redefinition of ‘arch_within_stack_frames’
   96 | static inline int arch_within_stack_frames(const void * const stack,
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/thread_info.h:38,
                 from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/thread_info.h:171:19: note: previous definition of ‘arch_within_stack_frames’ was here
  171 | static inline int arch_within_stack_frames(const void * const stack,
      |                   ^~~~~~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/elf.h:5,
                 from ./include/linux/module.h:15,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/elf.h: In function ‘elf_common_init’:
./arch/x86/include/asm/elf.h:180:3: error: ‘struct thread_struct’ has no member named ‘fsbase’
  180 |  t->fsbase = t->gsbase = 0;
      |   ^~
./arch/x86/include/asm/elf.h:180:15: error: ‘struct thread_struct’ has no member named ‘gsbase’
  180 |  t->fsbase = t->gsbase = 0;
      |               ^~
In file included from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/elf.h: In function ‘mmap_is_ia32’:
./include/linux/thread_info.h:91:22: error: implicit declaration of function ‘current_thread_info’ [-Werror=implicit-function-declaration]
   91 |  test_ti_thread_flag(current_thread_info(), flag)
      |                      ^~~~~~~~~~~~~~~~~~~
./arch/x86/include/asm/elf.h:306:3: note: in expansion of macro ‘test_thread_flag’
  306 |   test_thread_flag(TIF_ADDR32));
      |   ^~~~~~~~~~~~~~~~
./include/linux/thread_info.h:91:22: warning: passing argument 1 of ‘test_ti_thread_flag’ makes pointer from integer without a cast [-Wint-conversion]
   91 |  test_ti_thread_flag(current_thread_info(), flag)
      |                      ^~~~~~~~~~~~~~~~~~~~~
      |                      |
      |                      int
./arch/x86/include/asm/elf.h:306:3: note: in expansion of macro ‘test_thread_flag’
  306 |   test_thread_flag(TIF_ADDR32));
      |   ^~~~~~~~~~~~~~~~
./include/linux/thread_info.h:77:59: note: expected ‘struct thread_info *’ but argument is of type ‘int’
   77 | static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
      |                                       ~~~~~~~~~~~~~~~~~~~~^~
In file included from ./include/linux/cache.h:6,
                 from ./include/linux/printk.h:9,
                 from ./include/linux/kernel.h:14,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:1:
./arch/x86/include/asm/elf.h: At top level:
./arch/x86/include/asm/cache.h:8:25: error: ‘CONFIG_X86_L1_CACHE_SHIFT’ undeclared here (not in a function); did you mean ‘CONFIG_ARM_L1_CACHE_SHIFT’?
    8 | #define L1_CACHE_SHIFT (CONFIG_X86_L1_CACHE_SHIFT)
      |                         ^~~~~~~~~~~~~~~~~~~~~~~~~
./arch/x86/include/asm/cache.h:9:30: note: in expansion of macro ‘L1_CACHE_SHIFT’
    9 | #define L1_CACHE_BYTES (1 << L1_CACHE_SHIFT)
      |                              ^~~~~~~~~~~~~~
./include/linux/cache.h:13:25: note: in expansion of macro ‘L1_CACHE_BYTES’
   13 | #define SMP_CACHE_BYTES L1_CACHE_BYTES
      |                         ^~~~~~~~~~~~~~
./include/linux/cache.h:35:58: note: in expansion of macro ‘SMP_CACHE_BYTES’
   35 | #define ____cacheline_aligned __attribute__((__aligned__(SMP_CACHE_BYTES)))
      |                                                          ^~~~~~~~~~~~~~~
./arch/x86/include/asm/elf.h:381:3: note: in expansion of macro ‘____cacheline_aligned’
  381 | } ____cacheline_aligned;
      |   ^~~~~~~~~~~~~~~~~~~~~
In file included from ./include/linux/module.h:24,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./arch/x86/include/asm/module.h:67:2: error: #error unknown processor family
   67 | #error unknown processor family
      |  ^~~~~
In file included from ./include/linux/kernel.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:1:
./include/linux/sched.h: In function ‘need_resched’:
./include/linux/thread_info.h:91:22: warning: passing argument 1 of ‘test_ti_thread_flag’ makes pointer from integer without a cast [-Wint-conversion]
   91 |  test_ti_thread_flag(current_thread_info(), flag)
      |                      ^~~~~~~~~~~~~~~~~~~~~
      |                      |
      |                      int
./include/linux/compiler.h:77:42: note: in definition of macro ‘unlikely’
   77 | # define unlikely(x) __builtin_expect(!!(x), 0)
      |                                          ^
./include/linux/thread_info.h:93:28: note: in expansion of macro ‘test_thread_flag’
   93 | #define tif_need_resched() test_thread_flag(TIF_NEED_RESCHED)
      |                            ^~~~~~~~~~~~~~~~
./include/linux/sched.h:1613:18: note: in expansion of macro ‘tif_need_resched’
 1613 |  return unlikely(tif_need_resched());
      |                  ^~~~~~~~~~~~~~~~
In file included from ./arch/x86/include/asm/preempt.h:7,
                 from ./include/linux/preempt.h:81,
                 from ./include/linux/spinlock.h:51,
                 from ./include/linux/seqlock.h:36,
                 from ./include/linux/time.h:6,
                 from ./include/linux/stat.h:19,
                 from ./include/linux/module.h:10,
                 from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:2:
./include/linux/thread_info.h:77:59: note: expected ‘struct thread_info *’ but argument is of type ‘int’
   77 | static inline int test_ti_thread_flag(struct thread_info *ti, int flag)
      |                                       ~~~~~~~~~~~~~~~~~~~~^~
In file included from /home/jonsen/f1c100s/test_chrdevbase/chardevbase.c:7:
./include/linux/gpio.h: At top level:
./include/linux/gpio.h:49:10: fatal error: asm/gpio.h: No such file or directory
   49 | #include <asm/gpio.h>
      |          ^~~~~~~~~~~~
cc1: some warnings being treated as errors
compilation terminated.
make[2]: *** [scripts/Makefile.build:323: /home/jonsen/f1c100s/test_chrdevbase/chardevbase.o] Error 1
make[1]: *** [Makefile:1508: _module_/home/jonsen/f1c100s/test_chrdevbase] Error 2
make[1]: Leaving directory '/home/jonsen/f1c100s/linux'
make: *** [Makefile:9: all] Error 2