diff options
Diffstat (limited to 'package/boot')
| -rw-r--r-- | package/boot/rbcfg/Makefile | 2 | ||||
| -rw-r--r-- | package/boot/rbcfg/src/main.c | 133 | ||||
| -rw-r--r-- | package/boot/rbcfg/src/rbcfg.h | 8 |
3 files changed, 139 insertions, 4 deletions
diff --git a/package/boot/rbcfg/Makefile b/package/boot/rbcfg/Makefile index 412f7ab11a..9d9b97524a 100644 --- a/package/boot/rbcfg/Makefile +++ b/package/boot/rbcfg/Makefile @@ -8,7 +8,7 @@ include $(TOPDIR)/rules.mk PKG_NAME:=rbcfg -PKG_RELEASE:=1 +PKG_RELEASE:=2 PKG_BUILD_DIR := $(BUILD_DIR)/$(PKG_NAME) diff --git a/package/boot/rbcfg/src/main.c b/package/boot/rbcfg/src/main.c index 9aedcc55a8..2acbfbd8cb 100644 --- a/package/boot/rbcfg/src/main.c +++ b/package/boot/rbcfg/src/main.c @@ -2,6 +2,7 @@ * RouterBOOT configuration utility * * Copyright (C) 2010 Gabor Juhos <juhosg@openwrt.org> + * Copyright (C) 2017 Thibaut VARENE <varenet@parisc-linux.org> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 as published @@ -29,6 +30,7 @@ #define RB_ERR_INVALID 2 #define RB_ERR_NOMEM 3 #define RB_ERR_IO 4 +#define RB_ERR_NOTWANTED 5 #define ARRAY_SIZE(_a) (sizeof((_a)) / sizeof((_a)[0])) @@ -67,6 +69,11 @@ struct rbcfg_command { int (*exec)(int argc, const char *argv[]); }; +struct rbcfg_soc { + const char *needle; + const int type; +}; + static void usage(void); /* Globals */ @@ -135,12 +142,32 @@ static const struct rbcfg_value rbcfg_cpu_mode[] = { RB_CPU_MODE_REGULAR), }; +static const struct rbcfg_value rbcfg_cpu_freq_dummy[] = { +}; + +static const struct rbcfg_value rbcfg_cpu_freq_qca953x[] = { + CFG_U32("-2", "-100MHz", RB_CPU_FREQ_L2), + CFG_U32("-1", "- 50MHz", RB_CPU_FREQ_L1), + CFG_U32("0", "Factory", RB_CPU_FREQ_N0), + CFG_U32("+1", "+ 50MHz", RB_CPU_FREQ_H1), + CFG_U32("+2", "+100MHz", RB_CPU_FREQ_H2), +}; + +static const struct rbcfg_value rbcfg_cpu_freq_ar9344[] = { + CFG_U32("-2", "-100MHz", RB_CPU_FREQ_L2), + CFG_U32("-1", "- 50MHz", RB_CPU_FREQ_L1), + CFG_U32("0", "Factory", RB_CPU_FREQ_N0), + CFG_U32("+1", "+ 50MHz", RB_CPU_FREQ_H1), + CFG_U32("+2", "+100MHz", RB_CPU_FREQ_H2), + CFG_U32("+3", "+150MHz", RB_CPU_FREQ_H3), +}; + static const struct rbcfg_value rbcfg_booter[] = { CFG_U32("regular", "load regular booter", RB_BOOTER_REGULAR), CFG_U32("backup", "force backup-booter loading", RB_BOOTER_BACKUP), }; -static const struct rbcfg_env rbcfg_envs[] = { +static struct rbcfg_env rbcfg_envs[] = { { .name = "boot_delay", .id = RB_ID_BOOT_DELAY, @@ -178,6 +205,12 @@ static const struct rbcfg_env rbcfg_envs[] = { .values = rbcfg_cpu_mode, .num_values = ARRAY_SIZE(rbcfg_cpu_mode), }, { + .name = "cpu_freq", + .id = RB_ID_CPU_FREQ, + .type = RBCFG_ENV_TYPE_U32, + .values = rbcfg_cpu_freq_dummy, + .num_values = ARRAY_SIZE(rbcfg_cpu_freq_dummy), + }, { .name = "uart_speed", .id = RB_ID_UART_SPEED, .type = RBCFG_ENV_TYPE_U32, @@ -240,8 +273,10 @@ rbcfg_find_tag(struct rbcfg_ctx *ctx, uint16_t tag_id, uint16_t *tag_len, buf += 2; buflen -= 2; - if (id == RB_ID_TERMINATOR) + if (id == RB_ID_TERMINATOR) { + ret = RB_ERR_NOTWANTED; break; + } if (buflen < len) break; @@ -257,7 +292,7 @@ rbcfg_find_tag(struct rbcfg_ctx *ctx, uint16_t tag_id, uint16_t *tag_len, buflen -= len; } - if (ret) + if (RB_ERR_NOTFOUND == ret) fprintf(stderr, "no tag found with id=%u\n", tag_id); return ret; @@ -748,6 +783,96 @@ usage(void) fprintf(stderr, "\n"); } +#define RBCFG_SOC_UNKNOWN 0 +#define RBCFG_SOC_QCA953X 1 +#define RBCFG_SOC_AR9344 2 + +static const struct rbcfg_soc rbcfg_socs[] = { + { + .needle = "QCA953", + .type = RBCFG_SOC_QCA953X, + }, { + .needle = "AR9344", + .type = RBCFG_SOC_AR9344, + }, +}; + +#define CPUINFO_BUFSIZE 128 /* lines of interest are < 80 chars */ + +static int cpuinfo_find_soc(void) +{ + FILE *fp; + char temp[CPUINFO_BUFSIZE]; + char *haystack, *needle; + int i, found = 0, soc_type = RBCFG_SOC_UNKNOWN; + + fp = fopen("/proc/cpuinfo", "r"); + if (!fp) + goto end; + + /* first, extract the system type line */ + needle = "system type"; + while(fgets(temp, CPUINFO_BUFSIZE, fp)) { + if (!strncmp(temp, needle, strlen(needle))) { + found = 1; + break; + } + } + + fclose(fp); + + /* failsafe in case cpuinfo format changes */ + if (!found) + goto end; + + /* skip the field header */ + haystack = strchr(temp, ':'); + + /* then, try to identify known SoC, stop at first match */ + for (i = 0; i < ARRAY_SIZE(rbcfg_socs); i++) { + if ((strstr(haystack, rbcfg_socs[i].needle))) { + soc_type = rbcfg_socs[i].type; + break; + } + } + +end: + return soc_type; +} + +static void fixup_rbcfg_envs(void) +{ + int i, num_val, soc_type; + const struct rbcfg_value * env_value; + + /* detect SoC */ + soc_type = cpuinfo_find_soc(); + + /* update rbcfg_envs */ + switch (soc_type) { + case RBCFG_SOC_QCA953X: + env_value = rbcfg_cpu_freq_qca953x; + num_val = ARRAY_SIZE(rbcfg_cpu_freq_qca953x); + break; + case RBCFG_SOC_AR9344: + env_value = rbcfg_cpu_freq_ar9344; + num_val = ARRAY_SIZE(rbcfg_cpu_freq_ar9344); + break; + } + + for (i = 0; i < ARRAY_SIZE(rbcfg_envs); i++) { + if (RB_ID_CPU_FREQ == rbcfg_envs[i].id) { + if (RBCFG_SOC_UNKNOWN == soc_type) + rbcfg_envs[i].id = RB_ID_TERMINATOR; + else { + rbcfg_envs[i].values = env_value; + rbcfg_envs[i].num_values = num_val; + } + break; + } + } +} + int main(int argc, const char *argv[]) { const struct rbcfg_command *cmd = NULL; @@ -756,6 +881,8 @@ int main(int argc, const char *argv[]) rbcfg_name = (char *) argv[0]; + fixup_rbcfg_envs(); + if (argc < 2) { usage(); return EXIT_FAILURE; diff --git a/package/boot/rbcfg/src/rbcfg.h b/package/boot/rbcfg/src/rbcfg.h index 864bc82172..88acc13dc1 100644 --- a/package/boot/rbcfg/src/rbcfg.h +++ b/package/boot/rbcfg/src/rbcfg.h @@ -32,6 +32,7 @@ #define RB_ID_BOOT_PROTOCOL 9 #define RB_ID_SOFT_10 10 #define RB_ID_SOFT_11 11 +#define RB_ID_CPU_FREQ 12 #define RB_ID_BOOTER 13 #define RB_UART_SPEED_115200 0 @@ -71,6 +72,13 @@ #define RB_BOOT_PROTOCOL_BOOTP 0 #define RB_BOOT_PROTOCOL_DHCP 1 +#define RB_CPU_FREQ_L2 (0 << 3) +#define RB_CPU_FREQ_L1 (1 << 3) +#define RB_CPU_FREQ_N0 (2 << 3) +#define RB_CPU_FREQ_H1 (3 << 3) +#define RB_CPU_FREQ_H2 (4 << 3) +#define RB_CPU_FREQ_H3 (5 << 3) + #define RB_BOOTER_REGULAR 0 #define RB_BOOTER_BACKUP 1 |