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-rw-r--r--board/freescale/common/Makefile1
-rw-r--r--board/freescale/common/recovery.c103
-rw-r--r--board/freescale/common/recovery.h19
-rw-r--r--board/freescale/mx51_3stack/mx51_3stack.c149
-rw-r--r--board/freescale/mx51_bbg/mx51_bbg.c156
5 files changed, 160 insertions, 268 deletions
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index 02a824d..fac485d 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -41,6 +41,7 @@ COBJS-${CONFIG_MPC8541CDS} += cds_pci_ft.o
COBJS-${CONFIG_MPC8548CDS} += cds_pci_ft.o
COBJS-${CONFIG_MPC8555CDS} += cds_pci_ft.o
+COBJS-${CONFIG_ANDROID_RECOVERY} += recovery.o
SRCS := $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
OBJS := $(addprefix $(obj),$(COBJS-y))
diff --git a/board/freescale/common/recovery.c b/board/freescale/common/recovery.c
new file mode 100644
index 0000000..d133a9d
--- /dev/null
+++ b/board/freescale/common/recovery.c
@@ -0,0 +1,103 @@
+/*
+ * Freescale Android Recovery mode checking routing
+
+ * Copyright (C) 2010 Freescale Semiconductor, Inc.
+ *
+ * This software may be used and distributed according to the
+ * terms of the GNU Public License, Version 2, incorporated
+ * herein by reference.
+ *
+ */
+#include <common.h>
+#include <malloc.h>
+#include "recovery.h"
+
+#ifndef CONFIG_MXC_KPD
+#error "error! keypad must be configured to support recovery"
+#endif
+#include <mxc_keyb.h>
+
+#define PRESSED_HOME 0x01
+#define PRESSED_POWER 0x02
+#define RECOVERY_KEY_MASK (PRESSED_HOME | PRESSED_POWER)
+
+extern int check_recovery_cmd_file(void);
+extern enum boot_device get_boot_device(void);
+
+inline int test_key(int value, struct kpp_key_info *ki)
+{
+ return (ki->val == value) && (ki->evt == KDepress);
+}
+
+int check_key_pressing(void)
+{
+ struct kpp_key_info *key_info;
+ int state = 0, keys, i;
+
+ mxc_kpp_init();
+
+ puts("Detecting HOME+POWER key for recovery ...\n");
+
+ /* Check for home + power */
+ keys = mxc_kpp_getc(&key_info);
+ if (keys < 2)
+ return 0;
+
+ for (i = 0; i < keys; i++) {
+ if (test_key(CONFIG_POWER_KEY, &key_info[i]))
+ state |= PRESSED_HOME;
+ else if (test_key(CONFIG_HOME_KEY, &key_info[i]))
+ state |= PRESSED_POWER;
+ }
+
+ free(key_info);
+
+ if ((state & RECOVERY_KEY_MASK) == RECOVERY_KEY_MASK)
+ return 1;
+
+ return 0;
+}
+
+extern struct reco_envs supported_reco_envs[];
+
+void setup_recovery_env(void)
+{
+ char *env, *boot_args, *boot_cmd;
+ int bootdev = get_boot_device();
+
+ boot_cmd = supported_reco_envs[bootdev].cmd;
+ boot_args = supported_reco_envs[bootdev].args;
+
+ if (boot_cmd == NULL) {
+ printf("Unsupported bootup device for recovery\n");
+ return;
+ }
+
+ printf("setup env for recovery..\n");
+
+ env = getenv("bootargs_android_recovery");
+ /* Set env to recovery mode */
+ if (!env)
+ setenv("bootargs_android", boot_args);
+ else
+ setenv("bootargs_android", env);
+
+ env = getenv("bootcmd_android_recovery");
+ if (!env)
+ setenv("bootcmd_android", boot_cmd);
+ else
+ setenv("bootcmd_android", env);
+ setenv("bootcmd", "run bootcmd_android");
+
+}
+
+/* export to lib_arm/board.c */
+void check_recovery_mode(void)
+{
+ if (check_key_pressing())
+ setup_recovery_env();
+ else if (check_recovery_cmd_file()) {
+ puts("Recovery command file founded!\n");
+ setup_recovery_env();
+ }
+}
diff --git a/board/freescale/common/recovery.h b/board/freescale/common/recovery.h
new file mode 100644
index 0000000..9958330
--- /dev/null
+++ b/board/freescale/common/recovery.h
@@ -0,0 +1,19 @@
+/*
+ * Android Recovery supported header file
+ *
+ * Copyright (C) 2010 Freescale Semiconductor.
+ *
+ * This software may be used and distributed according to the
+ * terms of the GNU Public License, Version 2, incorporated
+ * herein by reference.
+ */
+
+#ifndef __RECOVERY_H_
+#define __RECOVERY_H_
+
+struct reco_envs {
+ char *cmd;
+ char *args;
+};
+
+#endif
diff --git a/board/freescale/mx51_3stack/mx51_3stack.c b/board/freescale/mx51_3stack/mx51_3stack.c
index 1289118..77da23c 100644
--- a/board/freescale/mx51_3stack/mx51_3stack.c
+++ b/board/freescale/mx51_3stack/mx51_3stack.c
@@ -43,7 +43,8 @@
#include <asm/arch/mmu.h>
#endif
-#ifdef CONFIG_FSL_ANDROID
+#ifdef CONFIG_ANDROID_RECOVERY
+#include "../common/recovery.h"
#include <mxc_keyb.h>
#include <part.h>
#include <ext2fs.h>
@@ -611,125 +612,21 @@ int board_init(void)
return 0;
}
-#ifdef BOARD_LATE_INIT
-
-#if defined(CONFIG_FSL_ANDROID) && defined(CONFIG_MXC_KPD)
-static int waiting_for_func_key_pressing(void)
-{
- struct kpp_key_info key_info = {0, 0};
- int switch_delay = CONFIG_ANDROID_BOOTMOD_DELAY;
- int state = 0, boot_mode_switch = 0;
-
- mxc_kpp_init();
-
- puts("Press home + power to enter recovery mode ...\n");
-
- while ((switch_delay > 0) && (!boot_mode_switch)) {
- int i;
-
- --switch_delay;
- /* delay 100 * 10ms */
- for (i = 0; !boot_mode_switch && i < 100; ++i) {
- /* A state machine to scan home + power key */
- /* Check for home + power */
- if (mxc_kpp_getc(&key_info)) {
- switch (state) {
- case 0:
- /* First press */
- if (TEST_HOME_KEY_DEPRESS(key_info.val, key_info.evt)) {
- /* Press Home */
- state = 1;
- } else if (TEST_POWER_KEY_DEPRESS(key_info.val, key_info.evt)) {
- state = 2;
- } else {
- state = 0;
- }
- break;
- case 1:
- /* Home is already pressed, try to detect Power */
- if (TEST_POWER_KEY_DEPRESS(key_info.val,
- key_info.evt)) {
- boot_mode_switch = 1;
- } else {
- if (TEST_HOME_KEY_DEPRESS(key_info.val,
- key_info.evt))
- state = 2;
- else
- state = 0;
- }
- break;
- case 2:
- /* Power is already pressed, try to detect Home */
- if (TEST_HOME_KEY_DEPRESS(key_info.val,
- key_info.evt)) {
- boot_mode_switch = 1;
- } else {
- if (TEST_POWER_KEY_DEPRESS(key_info.val,
- key_info.evt))
- state = 1;
- else
- state = 0;
- }
- break;
- default:
- break;
- }
-
- if (1 == boot_mode_switch)
- return 1;
- }
- }
- for (i = 0; i < 100; ++i)
- udelay(10000);
- }
-
- return 0;
-}
-
-static int switch_to_recovery_mode(void)
-{
- char *env = NULL;
- char *boot_args = NULL;
- char *boot_cmd = NULL;
-
- printf("Boot mode switched to recovery mode!\n");
-
- switch (get_boot_device()) {
- case MMC_BOOT:
- boot_args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC;
- boot_cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC;
- break;
- case NAND_BOOT:
- boot_args = CONFIG_ANDROID_RECOVERY_BOOTARGS_NAND;
- boot_cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_NAND;
- break;
- case SPI_NOR_BOOT:
- printf("Recovery mode not supported in SPI NOR boot\n");
- return -1;
- break;
- case UNKNOWN_BOOT:
- default:
- printf("Unknown boot device!\n");
- return -1;
- break;
- }
-
- env = getenv("bootargs_android_recovery");
- /* Set env to recovery mode */
- if (!env)
- setenv("bootargs_android", boot_args);
- else
- setenv("bootargs_android", env);
-
- env = getenv("bootcmd_android_recovery");
- if (!env)
- setenv("bootcmd_android", boot_cmd);
- else
- setenv("bootcmd_android", env);
- setenv("bootcmd", "run bootcmd_android");
-
- return 0;
-}
+#ifdef CONFIG_ANDROID_RECOVERY
+struct reco_envs supported_reco_envs[END_BOOT] = {
+ {
+ .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_NAND,
+ .args = CONFIG_ANDROID_RECOVERY_BOOTARGS_NAND,
+ },
+ {
+ .cmd = NULL,
+ .args = NULL,
+ },
+ {
+ .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC,
+ .args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC,
+ },
+};
static int check_mmc_recovery_cmd_file(int dev_num, int part_num, char *path)
{
@@ -905,19 +802,9 @@ static int check_recovery_cmd_file(void)
}
#endif
+#ifdef BOARD_LATE_INIT
int board_late_init(void)
{
-#if defined(CONFIG_FSL_ANDROID) && defined(CONFIG_MXC_KPD)
- if (waiting_for_func_key_pressing())
- switch_to_recovery_mode();
- else {
- if (check_recovery_cmd_file()) {
- puts("Recovery command file detected!\n");
- switch_to_recovery_mode();
- }
- }
-#endif
-
return 0;
}
#endif
diff --git a/board/freescale/mx51_bbg/mx51_bbg.c b/board/freescale/mx51_bbg/mx51_bbg.c
index 30fed3d..83e8ca7 100644
--- a/board/freescale/mx51_bbg/mx51_bbg.c
+++ b/board/freescale/mx51_bbg/mx51_bbg.c
@@ -52,8 +52,8 @@
#include <asm/imx_iim.h>
#endif
-#ifdef CONFIG_FSL_ANDROID
-#include <mxc_keyb.h>
+#ifdef CONFIG_ANDROID_RECOVERY
+#include "../common/recovery.h"
#include <part.h>
#include <ext2fs.h>
#include <linux/mtd/mtd.h>
@@ -873,131 +873,23 @@ int board_init(void)
return 0;
}
-#ifdef BOARD_LATE_INIT
-#if defined(CONFIG_FSL_ANDROID) && defined(CONFIG_MXC_KPD)
-inline int waiting_for_func_key_pressing(void)
-{
- struct kpp_key_info key_info = {0, 0};
- int switch_delay = CONFIG_ANDROID_BOOTMOD_DELAY;
- int state = 0, boot_mode_switch = 0;
-
- mxc_kpp_init();
-
- puts("Press home + power to enter recovery mode ...\n");
-
- while ((switch_delay > 0) && (!boot_mode_switch)) {
- int i;
-
- --switch_delay;
- /* delay 100 * 10ms */
- for (i = 0; !boot_mode_switch && i < 100; ++i) {
- /* A state machine to scan home + power key */
- /* Check for home + power */
- if (mxc_kpp_getc(&key_info)) {
- switch (state) {
- case 0:
- /* First press */
- if (TEST_HOME_KEY_DEPRESS(key_info.val, key_info.evt)) {
- /* Press Home */
- state = 1;
- } else if (TEST_POWER_KEY_DEPRESS(key_info.val, key_info.evt)) {
- /* Press Power */
- state = 2;
- } else {
- state = 0;
- }
- break;
- case 1:
- /* Home is already pressed, try to detect Power */
- if (TEST_POWER_KEY_DEPRESS(key_info.val,
- key_info.evt)) {
- /* Switch */
- boot_mode_switch = 1;
- } else {
- if (TEST_HOME_KEY_DEPRESS(key_info.val,
- key_info.evt)) {
- /* Not switch */
- state = 2;
- } else
- state = 0;
- }
- break;
- case 2:
- /* Power is already pressed, try to detect Home */
- if (TEST_HOME_KEY_DEPRESS(key_info.val,
- key_info.evt)) {
- /* Switch */
- boot_mode_switch = 1;
- } else {
- if (TEST_POWER_KEY_DEPRESS(key_info.val,
- key_info.evt)) {
- /* Not switch */
- state = 1;
- } else
- state = 0;
- }
- break;
- default:
- break;
- }
-
- if (1 == boot_mode_switch)
- return 1;
- }
- }
- for (i = 0; i < 100; ++i)
- udelay(10000);
- }
-
- return 0;
-}
-
-inline int switch_to_recovery_mode(void)
-{
- char *env = NULL;
- char *boot_args = NULL;
- char *boot_cmd = NULL;
-
- printf("Boot mode switched to recovery mode!\n");
-
- switch (get_boot_device()) {
- case MMC_BOOT:
- boot_args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC;
- boot_cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC;
- break;
- case NAND_BOOT:
- printf("Recovery mode not supported in NAND boot\n");
- return -1;
- break;
- case SPI_NOR_BOOT:
- printf("Recovery mode not supported in SPI NOR boot\n");
- return -1;
- break;
- case UNKNOWN_BOOT:
- default:
- printf("Unknown boot device!\n");
- return -1;
- break;
- }
-
- env = getenv("bootargs_android_recovery");
- /* Set env to recovery mode */
- if (!env)
- setenv("bootargs_android", boot_args);
- else
- setenv("bootargs_android", env);
-
- env = getenv("bootcmd_android_recovery");
- if (!env)
- setenv("bootcmd_android", boot_cmd);
- else
- setenv("bootcmd_android", env);
- setenv("bootcmd", "run bootcmd_android");
-
- return 0;
-}
+#ifdef CONFIG_ANDROID_RECOVERY
+struct reco_envs supported_reco_envs[END_BOOT] = {
+ {
+ .cmd = NULL,
+ .args = NULL,
+ },
+ {
+ .cmd = NULL,
+ .args = NULL,
+ },
+ {
+ .cmd = CONFIG_ANDROID_RECOVERY_BOOTCMD_MMC,
+ .args = CONFIG_ANDROID_RECOVERY_BOOTARGS_MMC,
+ },
+};
-inline int check_recovery_cmd_file(void)
+int check_recovery_cmd_file(void)
{
disk_partition_t info;
ulong part_length;
@@ -1064,6 +956,7 @@ inline int check_recovery_cmd_file(void)
}
#endif
+#ifdef BOARD_LATE_INIT
int board_late_init(void)
{
#ifdef CONFIG_I2C_MXC
@@ -1076,17 +969,6 @@ int board_late_init(void)
setup_core_voltage_spi();
#endif
-#if defined(CONFIG_FSL_ANDROID) && defined(CONFIG_MXC_KPD)
- if (waiting_for_func_key_pressing())
- switch_to_recovery_mode();
- else {
- if (check_recovery_cmd_file()) {
- puts("Recovery command file founded!\n");
- switch_to_recovery_mode();
- }
- }
-#endif
-
return 0;
}
#endif
generated by cgit v1.1 at 2024-11-19 03:00:47 +0000