diff options
Diffstat (limited to 'packages/linux/opensimpad/simpad-proc-sys-board.patch')
| -rw-r--r-- | packages/linux/opensimpad/simpad-proc-sys-board.patch | 317 |
1 files changed, 317 insertions, 0 deletions
diff --git a/packages/linux/opensimpad/simpad-proc-sys-board.patch b/packages/linux/opensimpad/simpad-proc-sys-board.patch new file mode 100644 index 0000000000..e6a7e12e5e --- /dev/null +++ b/packages/linux/opensimpad/simpad-proc-sys-board.patch @@ -0,0 +1,317 @@ + +# +# Patch managed by http://www.holgerschurig.de/patcher.html +# + +--- linux-2.4.27/drivers/char/Makefile~simpad-proc-sys-board ++++ linux-2.4.27/drivers/char/Makefile +@@ -134,6 +134,9 @@ + ifeq ($(CONFIG_SA1100_CERF_CPLD),y) + KEYBD += cerf_keyb.o + endif ++ ifeq ($(CONFIG_SA1100_SIMPAD),y) ++ obj-$(CONFIG_SA1100_SIMPAD) += sysctl.o ++ endif + ifeq ($(CONFIG_ARCH_FORTUNET),y) + KEYMAP := defkeymap.o + endif +--- /dev/null ++++ linux-2.4.27/drivers/char/sysctl.c +@@ -0,0 +1,297 @@ ++/* ++ * /proc/sys/board - Interface to the SIMpad cs3 register ++ * ++ * (c) 2004 by Till Harbaum, BeeCon GmbH, <harbaum@beecon.de> ++ */ ++ ++#include <linux/module.h> ++#include <linux/init.h> ++#include <linux/errno.h> ++#include <linux/sysctl.h> ++#include <linux/crc32.h> ++#include <linux/delay.h> ++#include <linux/pm.h> ++ ++#include <asm/io.h> ++#include <asm/arch/simpad.h> ++#include <asm/uaccess.h> ++ ++extern long get_cs3_shadow(void); ++extern void set_cs3_bit(int value); ++extern void clear_cs3_bit(int value); ++ ++/* ++ * This is the number for the "board" entry in /proc/sys: ++ */ ++#define SIMPAD_SYSCTL 1312 ++ ++/* ++ * These are the numbers for the entries in /etc/sys/board ++ */ ++enum { ++ CTL_NAME=991, ++ CTL_CS3, // the complete latch ++ CTL_VCC_5V_EN, // For 5V PCMCIA ++ CTL_VCC_3V_EN, // FOR 3.3V PCMCIA ++ CTL_EN1, // This is only for EPROM's ++ CTL_EN0, // Both should be enable for 3.3V or 5V ++ CTL_DISPLAY_ON, ++ CTL_PCMCIA_BUFF_DIS, ++ CTL_MQ_RESET, ++ CTL_PCMCIA_RESET, ++ CTL_DECT_POWER_ON, ++ CTL_IRDA_SD, // Shutdown for powersave ++ CTL_RS232_ON, ++ CTL_SD_MEDIAQ, // Shutdown for powersave ++ CTL_LED2_ON, ++ CTL_IRDA_MODE, // Fast/Slow IrDA mode ++ CTL_ENABLE_5V, // Enable 5V circuit ++ CTL_RESET_SIMCARD ++}; ++ ++static const char simpad_board_name[] = "SIMpad"; ++static int dummy_int; ++static char dummy_str[80]; ++ ++static int ++simpad_sysctl_handler(ctl_table * ctl, int write, struct file *filp, ++ void *buffer, size_t * lenp) ++{ ++ int *valp = ctl->data; ++ int val; ++ int ret; ++ ++ // Update parameters from the real registers ++ switch (ctl->ctl_name) { ++ case CTL_CS3: ++ sprintf(dummy_str, "0x%04lx", get_cs3_shadow()); ++ return proc_dostring(ctl,write,filp,buffer,lenp); ++ break; ++ ++ // the 16 control bits of the cs3 register ++ case CTL_VCC_5V_EN: ++ case CTL_VCC_3V_EN: ++ case CTL_EN1: ++ case CTL_EN0: ++ case CTL_DISPLAY_ON: ++ case CTL_PCMCIA_BUFF_DIS: ++ case CTL_MQ_RESET: ++ case CTL_PCMCIA_RESET: ++ case CTL_DECT_POWER_ON: ++ case CTL_IRDA_SD: ++ case CTL_RS232_ON: ++ case CTL_SD_MEDIAQ: ++ case CTL_LED2_ON: ++ case CTL_IRDA_MODE: ++ case CTL_ENABLE_5V: ++ case CTL_RESET_SIMCARD: ++ *valp = (get_cs3_shadow() & ++ (1u << (ctl->ctl_name-CTL_VCC_5V_EN)))?1:0; ++ break; ++ ++ default: ++ // Just ignore unsupported parameters ++ break; ++ } ++ ++ // the strings are all handled now and ran onto a return; ++ ++ // Save old state ++ val = *valp; ++ ++ // Perform the generic integer operation ++ if ((ret = proc_dointvec(ctl, write, filp, buffer, lenp)) != 0) ++ return (ret); ++ ++ // Write changes out to the registers ++ if (write && *valp != val) { ++ ++ val = *valp; ++ switch (ctl->ctl_name) { ++ ++ // the 16 control bits of the cs3 register ++ case CTL_DISPLAY_ON: ++ case CTL_DECT_POWER_ON: ++ case CTL_IRDA_SD: ++ case CTL_SD_MEDIAQ: ++ case CTL_LED2_ON: ++ case CTL_IRDA_MODE: ++ case CTL_RESET_SIMCARD: ++ if (val) ++ set_cs3_bit(1u << (ctl->ctl_name-CTL_VCC_5V_EN)); ++ else ++ clear_cs3_bit(1u << (ctl->ctl_name-CTL_VCC_5V_EN)); ++ break; ++ ++ default: ++ // Just ignore unsupported parameters ++ break; ++ } ++ } ++ ++ return ret; ++} ++ ++#define PROC_RDONLY 0444 ++#define PROC_RDWR 0664 ++ ++static ctl_table simpad_table[] = { ++ { ++ procname: "sys_name", ++ ctl_name: CTL_NAME, ++ data: &simpad_board_name, ++ maxlen: sizeof(simpad_board_name), ++ proc_handler: &proc_dostring, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "cs3", ++ ctl_name: CTL_CS3, ++ data: &dummy_str, ++ maxlen: sizeof(dummy_str), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "vcc_5v_en", ++ ctl_name: CTL_VCC_5V_EN, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "vcc_3v_en", ++ ctl_name: CTL_VCC_3V_EN, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "en1", ++ ctl_name: CTL_EN1, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "en0", ++ ctl_name: CTL_EN0, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "display_on", ++ ctl_name: CTL_DISPLAY_ON, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDWR, ++ }, { ++ procname: "pcmcia_buff_dis", ++ ctl_name: CTL_PCMCIA_BUFF_DIS, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "mq_reset", ++ ctl_name: CTL_MQ_RESET, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "pcmcia_reset", ++ ctl_name: CTL_PCMCIA_RESET, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "dect_power_on", ++ ctl_name: CTL_DECT_POWER_ON, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDWR, ++ }, { ++ procname: "irda_sd", ++ ctl_name: CTL_IRDA_SD, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDWR, ++ }, { ++ procname: "rs232_on", ++ ctl_name: CTL_RS232_ON, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "sd_mediaq", ++ ctl_name: CTL_SD_MEDIAQ, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDWR, ++ }, { ++ procname: "led2_on", ++ ctl_name: CTL_LED2_ON, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDWR, ++ }, { ++ procname: "irda_mode", ++ ctl_name: CTL_IRDA_MODE, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDWR, ++ }, { ++ procname: "enable_5v", ++ ctl_name: CTL_ENABLE_5V, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDONLY, ++ }, { ++ procname: "reset_simcard", ++ ctl_name: CTL_RESET_SIMCARD, ++ data: &dummy_int, ++ maxlen: sizeof(int), ++ proc_handler: &simpad_sysctl_handler, ++ mode: PROC_RDWR, ++ }, ++ {0} ++ }; ++ ++static ctl_table simpad_root_table[] = { ++ {SIMPAD_SYSCTL, "board", NULL, 0, 0555, simpad_table}, ++ {0} ++ }; ++ ++ ++static struct ctl_table_header *simpad_table_header; ++ ++ ++static int __init simpad_sysctl_init(void) ++{ ++ simpad_table_header = register_sysctl_table(simpad_root_table, 0); ++ if (!simpad_table_header) ++ return -ENOMEM; ++ return 0; ++} ++ ++static void __exit simpad_sysctl_exit(void) ++{ ++ unregister_sysctl_table(simpad_table_header); ++} ++ ++ ++module_init(simpad_sysctl_init); ++module_exit(simpad_sysctl_exit); ++ ++MODULE_AUTHOR("Till Harbaum <harbaum@beecon.de>"); ++MODULE_DESCRIPTION("Implements /proc/sys/board"); ++MODULE_LICENSE("GPL"); |