X-Git-Url: http://git.rohieb.name/openwrt.git/blobdiff_plain/4eb6771df2ebc4b233025c8bfc4d73ed219764f1..8b2c7d0c931af2ea427f3a22d2b7b373f8d6cd1a:/target/linux/adm5120-2.6/files/arch/mips/adm5120/adm5120_info.c?ds=inline diff --git a/target/linux/adm5120-2.6/files/arch/mips/adm5120/adm5120_info.c b/target/linux/adm5120-2.6/files/arch/mips/adm5120/adm5120_info.c index 9e39730a4..6d512f1a7 100644 --- a/target/linux/adm5120-2.6/files/arch/mips/adm5120/adm5120_info.c +++ b/target/linux/adm5120-2.6/files/arch/mips/adm5120/adm5120_info.c @@ -14,81 +14,521 @@ #include #include #include +#include #include #include +#include -#include -#include -#include -#include +#include +#include +#include +#include +#include +#include -/* boot loaders specific definitions */ -#define CFE_EPTSEAL 0x43464531 /* CFE1 is the magic number to recognize CFE from other bootloaders */ +extern char *prom_getenv(char *envname); +/* + * Globals + */ +struct adm5120_board adm5120_board; +unsigned int adm5120_boot_loader; -struct adm5120_info adm5120_info = { - .cpu_speed = CPU_SPEED_175, - .cpu_package = CPU_PACKAGE_PQFP, - .boot_loader = BOOT_LOADER_UNKNOWN, - .board_type = BOARD_TYPE_UNKNOWN -}; +unsigned int adm5120_product_code; +unsigned int adm5120_revision; +unsigned int adm5120_package; +unsigned int adm5120_nand_boot; +unsigned long adm5120_speed; +unsigned long adm5120_memsize; +/* + * Locals + */ static char *boot_loader_names[BOOT_LOADER_LAST+1] = { [BOOT_LOADER_UNKNOWN] = "Unknown", [BOOT_LOADER_CFE] = "CFE", [BOOT_LOADER_UBOOT] = "U-Boot", [BOOT_LOADER_MYLOADER] = "MyLoader", - [BOOT_LOADER_ROUTERBOOT]= "RouterBOOT" + [BOOT_LOADER_ROUTERBOOT]= "RouterBOOT", + [BOOT_LOADER_BOOTBASE] = "Bootbase" +}; + +static struct adm5120_board __initdata adm5120_boards[] = { + /* FIXME: some boards have invalid fields */ + { + .name = "Cellvision CAS-630/630W", + .mach_type = MACH_ADM5120_CAS630, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 4*1024*1024, + }, + { + .name = "Cellvision CAS-670/670W", + .mach_type = MACH_ADM5120_CAS670, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 4*1024*1024, + }, + { + .name = "Cellvision CAS-700/700W", + .mach_type = MACH_ADM5120_CAS700, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 4*1024*1024, + }, + { + .name = "Cellvision CAS-771/771W", + .mach_type = MACH_ADM5120_CAS771, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "Cellvision CAS-790", + .mach_type = MACH_ADM5120_CAS790, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 4*1024*1024, + }, + { + .name = "Cellvision CAS-861/861W", + .mach_type = MACH_ADM5120_CAS861, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 4*1024*1024, + }, + { + .name = "Cellvision NFS-101U/101WU", + .mach_type = MACH_ADM5120_NFS101U, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 4*1024*1024, + }, + { + .name = "Cellvision NFS-202U/202WU", + .mach_type = MACH_ADM5120_NFS202U, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex NetPassage 27G", + .mach_type = MACH_ADM5120_NP27G, + .has_usb = 1, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex NetPassage 28G", + .mach_type = MACH_ADM5120_NP28G, + .has_usb = 0, + .iface_num = 4, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex NP28G (HotSpot)", + .mach_type = MACH_ADM5120_NP28GHS, + .has_usb = 0, + .iface_num = 4, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex WP54AG", + .mach_type = MACH_ADM5120_WP54AG, + .has_usb = 0, + .iface_num = 2, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex WP54G", + .mach_type = MACH_ADM5120_WP54G, + .has_usb = 0, + .iface_num = 2, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex WP54G-WRT", + .mach_type = MACH_ADM5120_WP54G_WRT, + .has_usb = 0, + .iface_num = 2, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex WP54G v1C", + .mach_type = MACH_ADM5120_WP54Gv1C, + .has_usb = 0, + .iface_num = 2, + .flash0_size = 2*1024*1024, + }, + { + .name = "Compex WPP54AG", + .mach_type = MACH_ADM5120_WPP54AG, + .has_usb = 0, + .iface_num = 2, + .flash0_size = 4*1024*1024, + }, + { + .name = "Compex WPP54G", + .mach_type = MACH_ADM5120_WPP54G, + .has_usb = 0, + .iface_num = 2, + .flash0_size = 4*1024*1024, + }, + { + .name = "Edimax BR-6104K", + .mach_type = MACH_ADM5120_BR6104K, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 2*1024*1024, + }, + { + .name = "Infineon EASY 5120", + .mach_type = MACH_ADM5120_EASY5120, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 2*1024*1024, + }, + { + .name = "Infineon EASY 5120-RT", + .mach_type = MACH_ADM5120_EASY5120RT, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 2*1024*1024, + }, + { + .name = "Infineon EASY 5120P-ATA", + .mach_type = MACH_ADM5120_EASY5120PATA, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 2*1024*1024, + }, + { + .name = "Infineon EASY 83000", + .mach_type = MACH_ADM5120_EASY83000, + .has_usb = 0, + .iface_num = 6, + .flash0_size = 4*1024*1024, + }, + { + .name = "RouterBOARD 111", + .mach_type = MACH_ADM5120_RB_111, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 128*1024, + }, + { + .name = "RouterBOARD 112", + .mach_type = MACH_ADM5120_RB_112, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 128*1024, + }, + { + .name = "RouterBOARD 133", + .mach_type = MACH_ADM5120_RB_133, + .has_usb = 0, + .iface_num = 3, + .flash0_size = 128*1024, + }, + { + .name = "RouterBOARD 133C", + .mach_type = MACH_ADM5120_RB_133C, + .has_usb = 0, + .iface_num = 1, + .flash0_size = 128*1024, + }, + { + .name = "RouterBOARD 150", + .mach_type = MACH_ADM5120_RB_150, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 128*1024, + }, + { + .name = "RouterBOARD 153", + .mach_type = MACH_ADM5120_RB_153, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 128*1024, + }, + { + .name = "ZyXEL ES-2024A", + .mach_type = MACH_ADM5120_ES2024A, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL ES-2024PWR", + .mach_type = MACH_ADM5120_ES2024PWR, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL ES-2108", + .mach_type = MACH_ADM5120_ES2108, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL ES-2108-F", + .mach_type = MACH_ADM5120_ES2108F, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL ES-2108-G", + .mach_type = MACH_ADM5120_ES2108G, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL ES-2108-LC", + .mach_type = MACH_ADM5120_ES2108LC, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL ES-2108-PWR", + .mach_type = MACH_ADM5120_ES2108PWR, + .has_usb = 0, + .iface_num = 0, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL HomeSafe 100/100W", + .mach_type = MACH_ADM5120_HS100, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL Prestige 334", + .mach_type = MACH_ADM5120_P334, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 2*1024*1024, + }, + { + .name = "ZyXEL Prestige 334U", + .mach_type = MACH_ADM5120_P334U, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL Prestige 334W", + .mach_type = MACH_ADM5120_P334W, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 2*1024*1024, + }, + { + .name = "ZyXEL Prestige 334WH", + .mach_type = MACH_ADM5120_P334WH, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL Prestige 334WHD", + .mach_type = MACH_ADM5120_P334WHD, + .has_usb = 0, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL Prestige 334WT", + .mach_type = MACH_ADM5120_P334WT, + .has_usb = 1, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL Prestige 335/335WT", + .mach_type = MACH_ADM5120_P335, + .has_usb = 1, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL Prestige 335Plus", + .mach_type = MACH_ADM5120_P335PLUS, + .has_usb = 1, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "ZyXEL Prestige 335U", + .mach_type = MACH_ADM5120_P335U, + .has_usb = 1, + .iface_num = 5, + .flash0_size = 4*1024*1024, + }, + { + .name = "Unknown ADM5120 board", + .mach_type = MACH_ADM5120_UNKNOWN, + .has_usb = 1, + .iface_num = 5, + .flash0_size = 4*1024*1024, + } +}; + +#define DUMMY_BOARD() {.mach_type = MACH_ADM5120_UNKNOWN} + +struct mylo_board { + u16 vid; + u16 did; + u16 svid; + u16 sdid; + unsigned long mach_type; +}; + + +#define MYLO_BOARD(v,d,sv,sd,mt) { .vid = (v), .did = (d), .svid = (sv), \ + .sdid = (sd), .mach_type = (mt) } + +#define COMPEX_BOARD(d,mt) MYLO_BOARD(VENID_COMPEX,(d),VENID_COMPEX,(d),(mt)) + +static struct mylo_board mylo_boards[] __initdata = { + COMPEX_BOARD(DEVID_COMPEX_NP27G, MACH_ADM5120_NP27G), + COMPEX_BOARD(DEVID_COMPEX_NP28G, MACH_ADM5120_NP28G), + COMPEX_BOARD(DEVID_COMPEX_NP28GHS, MACH_ADM5120_NP28GHS), + COMPEX_BOARD(DEVID_COMPEX_WP54G, MACH_ADM5120_WP54G), + COMPEX_BOARD(DEVID_COMPEX_WP54Gv1C, MACH_ADM5120_WP54Gv1C), + COMPEX_BOARD(DEVID_COMPEX_WP54AG, MACH_ADM5120_WP54AG), + COMPEX_BOARD(DEVID_COMPEX_WPP54G, MACH_ADM5120_WPP54G), + COMPEX_BOARD(DEVID_COMPEX_WPP54AG, MACH_ADM5120_WPP54AG), + DUMMY_BOARD() +}; + +#define ROUTERBOARD_NAME_LEN 16 + +struct routerboard { + unsigned long mach_type; + char name[ROUTERBOARD_NAME_LEN]; +}; + +#define ROUTERBOARD(n, mt) { .name = (n), .mach_type = (mt) } +static struct routerboard routerboards[] __initdata = { + ROUTERBOARD("111", MACH_ADM5120_RB_111), + ROUTERBOARD("112", MACH_ADM5120_RB_112), + ROUTERBOARD("133", MACH_ADM5120_RB_133), + ROUTERBOARD("133C", MACH_ADM5120_RB_133C), + ROUTERBOARD("miniROUTER", MACH_ADM5120_RB_150), + ROUTERBOARD("153", MACH_ADM5120_RB_150), + DUMMY_BOARD() +}; + +struct zynos_board { + unsigned long mach_type; + unsigned int vendor_id; + u16 board_id; +}; + +#define ZYNOS_BOARD(vi, bi, mt) { .vendor_id = (vi), .board_id = (bi), \ + .mach_type = (mt) } + +#define ZYXEL_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_ZYXEL, bi, mt) +#define DLINK_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_DLINK, bi, mt) +#define LUCENT_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_LUCENT, bi, mt) + +static struct zynos_board zynos_boards[] __initdata = { + ZYXEL_BOARD(ZYNOS_BOARD_HS100, MACH_ADM5120_HS100), + ZYXEL_BOARD(ZYNOS_BOARD_P334, MACH_ADM5120_P334), + ZYXEL_BOARD(ZYNOS_BOARD_P334U, MACH_ADM5120_P334U), + ZYXEL_BOARD(ZYNOS_BOARD_P334W, MACH_ADM5120_P334W), + ZYXEL_BOARD(ZYNOS_BOARD_P334WH, MACH_ADM5120_P334WH), + ZYXEL_BOARD(ZYNOS_BOARD_P334WHD, MACH_ADM5120_P334WHD), + ZYXEL_BOARD(ZYNOS_BOARD_P334WT, MACH_ADM5120_P334WT), + ZYXEL_BOARD(ZYNOS_BOARD_P335, MACH_ADM5120_P335), + ZYXEL_BOARD(ZYNOS_BOARD_P335PLUS, MACH_ADM5120_P335PLUS), + ZYXEL_BOARD(ZYNOS_BOARD_P335U, MACH_ADM5120_P335U), + DUMMY_BOARD() +}; + +struct common_board { + char *name; + unsigned long mach_type; +}; + +#define DEFBOARD(n, mt) { .name = (n), .mach_type = (mt) } +static struct common_board common_boards[] __initdata = { + DEFBOARD("CAS-630", MACH_ADM5120_CAS630), + DEFBOARD("CAS-670", MACH_ADM5120_CAS670), + DEFBOARD("CAS-700", MACH_ADM5120_CAS700), + DEFBOARD("CAS-771", MACH_ADM5120_CAS771), + DEFBOARD("CAS-790", MACH_ADM5120_CAS790), + DEFBOARD("CAS-861", MACH_ADM5120_CAS861), + DEFBOARD("NFS-101U", MACH_ADM5120_NFS101U), + DEFBOARD("NFS-202U", MACH_ADM5120_NFS202U), + DEFBOARD("EASY 5120", MACH_ADM5120_EASY5120), + DEFBOARD("EASY 5120-RT", MACH_ADM5120_EASY5120RT), + DEFBOARD("EASY 5120P-ATA", MACH_ADM5120_EASY5120PATA), + DEFBOARD("EASY 83000", MACH_ADM5120_EASY83000), + DEFBOARD("BR-6104K", MACH_ADM5120_BR6104K), + DEFBOARD("WP54G-WRT", MACH_ADM5120_WP54G_WRT), + DEFBOARD("P-334WT", MACH_ADM5120_P334WT), + DEFBOARD("P-335", MACH_ADM5120_P335), }; /* - * CPU settings detection + * Helper routines */ -#define CODE_GET_PC(c) ((c) & CODE_PC_MASK) -#define CODE_GET_REV(c) (((c) >> CODE_REV_SHIFT) & CODE_REV_MASK) -#define CODE_GET_PK(c) (((c) >> CODE_PK_SHIFT) & CODE_PK_MASK) -#define CODE_GET_CLKS(c) (((c) >> CODE_CLKS_SHIFT) & CODE_CLKS_MASK) -#define CODE_GET_NAB(c) (((c) & CODE_NAB) != 0) - -static void __init detect_cpu_info(void) +static inline u16 read_le16(void *buf) { - uint32_t *reg; - uint32_t code; - uint32_t clks; + u8 *p; - reg = (uint32_t *)KSEG1ADDR(ADM5120_SWITCH_BASE+SWITCH_REG_CODE); - code = *reg; + p = buf; + return ((u16)p[0] + ((u16)p[1] << 8)); +} - clks = CODE_GET_CLKS(code); +static inline u32 read_le32(void *buf) +{ + u8 *p; - adm5120_info.product_code = CODE_GET_PC(code); - adm5120_info.revision = CODE_GET_REV(code); + p = buf; + return ((u32)p[0] + ((u32)p[1] << 8) + ((u32)p[2] << 16) + + ((u32)p[3] << 24)); +} - adm5120_info.cpu_speed = CPU_SPEED_175; - if (clks & 1) - adm5120_info.cpu_speed += 25000000; - if (clks & 2) - adm5120_info.cpu_speed += 50000000; +static inline u16 read_be16(void *buf) +{ + u8 *p; - adm5120_info.cpu_package = (CODE_GET_PK(code) == CODE_PK_BGA) ? - CPU_PACKAGE_BGA : CPU_PACKAGE_PQFP; + p = buf; + return (((u16)p[0] << 8) + (u16)p[1]); +} - adm5120_info.nand_boot = CODE_GET_NAB(code); +static inline u32 read_be32(void *buf) +{ + u8 *p; + p = buf; + return (((u32)p[0] << 24) + ((u32)p[1] << 16) + ((u32)p[2] << 8) + + ((u32)p[3])); } /* - * Boot loader detection routines + * CFE based boards */ -static int __init detect_cfe(void) +#define CFE_EPTSEAL 0x43464531 /* CFE1 is the magic number to recognize CFE +from other bootloaders */ + +static int __init cfe_present(void) { /* * This method only works, when we are booted directly from the CFE. */ - uint32_t cfe_handle = (uint32_t) fw_arg0; - uint32_t cfe_a1_val = (uint32_t) fw_arg1; - uint32_t cfe_entry = (uint32_t) fw_arg2; - uint32_t cfe_seal = (uint32_t) fw_arg3; + u32 cfe_handle = (u32) fw_arg0; + u32 cfe_a1_val = (u32) fw_arg1; + u32 cfe_entry = (u32) fw_arg2; + u32 cfe_seal = (u32) fw_arg3; /* Check for CFE by finding the CFE magic number */ if (cfe_seal != CFE_EPTSEAL) { @@ -96,7 +536,7 @@ static int __init detect_cfe(void) return 0; } - /* cfe_a1_val must be 0, because only one CPU present in the ADM5120 SoC */ + /* cfe_a1_val must be 0, because only one CPU present in the ADM5120 */ if (cfe_a1_val != 0) { return 0; } @@ -109,79 +549,524 @@ static int __init detect_cfe(void) return 1; } -static int __init detect_uboot(void) +static unsigned long __init cfe_detect_board(void) { - /* FIXME: not yet implemented */ - return 0; + return MACH_ADM5120_WP54G_WRT; } -static int __init detect_myloader(void) +/* + * MyLoader based boards + */ +#define SYS_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F000) +#define BOARD_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F800) +#define PART_TABLE_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x10000) + +static unsigned long __init myloader_detect_board(void) { struct mylo_system_params *sysp; struct mylo_board_params *boardp; struct mylo_partition_table *parts; + struct mylo_board *board; + unsigned long ret; + + ret = MACH_ADM5120_UNKNOWN; - sysp = (struct mylo_system_params *)(MYLO_MIPS_SYS_PARAMS); - boardp = (struct mylo_board_params *)(MYLO_MIPS_BOARD_PARAMS); - parts = (struct mylo_partition_table *)(MYLO_MIPS_PARTITIONS); + sysp = (struct mylo_system_params *)(SYS_PARAMS_ADDR); + boardp = (struct mylo_board_params *)(BOARD_PARAMS_ADDR); + parts = (struct mylo_partition_table *)(PART_TABLE_ADDR); /* Check for some magic numbers */ - if ((sysp->magic != MYLO_MAGIC_SYS_PARAMS) || - (boardp->magic != MYLO_MAGIC_BOARD_PARAMS) || - (parts->magic != MYLO_MAGIC_PARTITIONS)) + if ((le32_to_cpu(sysp->magic) != MYLO_MAGIC_SYS_PARAMS) || + (le32_to_cpu(boardp->magic) != MYLO_MAGIC_BOARD_PARAMS) || + (le32_to_cpu(parts->magic) != MYLO_MAGIC_PARTITIONS)) + goto out; + + for (board = mylo_boards; board->mach_type != MACH_ADM5120_UNKNOWN; + board++) { + if ((le16_to_cpu(sysp->vid) == board->vid) && + (le16_to_cpu(sysp->did) == board->did) && + (le16_to_cpu(sysp->svid) == board->svid) && + (le16_to_cpu(sysp->sdid) == board->sdid)) { + ret = board->mach_type; + break; + } + } + + /* assume MyLoader as the boot-loader */ + adm5120_boot_loader = BOOT_LOADER_MYLOADER; + +out: + return ret; +} + +/* + * RouterBOOT based boards + */ +static int __init routerboot_load_hs(u8 *buf, u16 buflen, + struct rb_hard_settings *hs) +{ + u16 id,len; + u8 *mac; + int i,j; + + if (buflen < 4) + return -1; + + if (read_le32(buf) != RB_MAGIC_HARD) + return -1; + + /* skip magic value */ + buf += 4; + buflen -= 4; + + while (buflen > 2) { + id = read_le16(buf); + buf += 2; + buflen -= 2; + if (id == RB_ID_TERMINATOR || buflen < 2) + break; + + len = read_le16(buf); + buf += 2; + buflen -= 2; + + if (buflen < len) + break; + + switch (id) { + case RB_ID_BIOS_VERSION: + hs->bios_ver = (char *)buf; + break; + case RB_ID_BOARD_NAME: + hs->name = (char *)buf; + break; + case RB_ID_MEMORY_SIZE: + hs->mem_size = read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_COUNT: + hs->mac_count = read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_PACK: + hs->mac_count = len/RB_MAC_SIZE; + if (hs->mac_count > RB_MAX_MAC_COUNT) + hs->mac_count = RB_MAX_MAC_COUNT; + mac = buf; + for (i=0; i < hs->mac_count; i++) { + for (j=0; j < RB_MAC_SIZE; j++) + hs->macs[i][j] = mac[j]; + mac += RB_MAC_SIZE; + } + break; + } + + buf += len; + buflen -= len; + + } + + return 0; +} + +#define RB_BS_OFFS 0x14 +#define RB_OFFS_MAX (128*1024) + +static unsigned long __init routerboot_detect_board(void) +{ + struct routerboard *board; + struct rb_hard_settings hs; + struct rb_bios_settings *bs; + u8 *base; + u32 off,len; + unsigned long ret; + + ret = MACH_ADM5120_UNKNOWN; + + base = (u8 *)KSEG1ADDR(ADM5120_SRAM0_BASE); + bs = (struct rb_bios_settings *)(base + RB_BS_OFFS); + + off = read_le32(&bs->hs_offs); + len = read_le32(&bs->hs_size); + if (off > RB_OFFS_MAX) + return ret; + + memset(&hs, 0, sizeof(hs)); + if (routerboot_load_hs(base+off, len, &hs) != 0) + return ret; + + /* assume RouterBOOT as the boot-loader */ + adm5120_boot_loader = BOOT_LOADER_ROUTERBOOT; + + if (hs.name == NULL) + return ret; + + for (board = routerboards; board->mach_type != MACH_ADM5120_UNKNOWN; + board++) { + if (strncmp(board->name, hs.name, strlen(board->name)) == 0) { + ret = board->mach_type; + break; + } + } + + return ret; +} + +/* + * ZyNOS based boards + */ +static inline u32 zynos_dbgarea_present(u8 *data) +{ + u32 t; + + t = read_be32(data+5); + if (t != ZYNOS_MAGIC_DBGAREA1) + return 0; + + t = read_be32(data+9); + if (t != ZYNOS_MAGIC_DBGAREA2) return 0; return 1; } -static int __init detect_routerboot(void) +#define CHECK_VENDOR(n) (strnicmp(vendor,(n),strlen(n)) == 0) + +static inline unsigned int zynos_get_vendor_id(struct zynos_board_info *info) +{ + unsigned char vendor[ZYNOS_NAME_LEN]; + int i; + + for (i=0; ivendor[i]; + + if CHECK_VENDOR(ZYNOS_VENDOR_ZYXEL) + return ZYNOS_VENDOR_ID_ZYXEL; +#if 0 + /* TODO: there are no known ADM5120 based boards from other vendors */ + if CHECK_VENDOR(ZYNOS_VENDOR_DLINK) + return ZYNOS_VENDOR_ID_DLINK; + + if CHECK_VENDOR(ZYNOS_VENDOR_LUCENT) + return ZYNOS_VENDOR_ID_LUCENT; + + if CHECK_VENDOR(ZYNOS_VENDOR_NETGEAR) + return ZYNOS_VENDOR_ID_NETGEAR; +#endif + + return ZYNOS_VENDOR_ID_OTHER; +} + +static inline u16 zynos_get_board_id(struct zynos_board_info *info) +{ + return read_be16(&info->board_id); +} + +static inline u32 zynos_get_bootext_addr(struct zynos_board_info *info) +{ + return read_be32(&info->bootext_addr); +} + + +#define ZYNOS_INFO_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x3F90) +#define ZYNOS_HDBG_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x4000) +#define BOOTEXT_ADDR_MIN KSEG1ADDR(ADM5120_SRAM0_BASE) +#define BOOTEXT_ADDR_MAX (BOOTEXT_ADDR_MIN + (2*1024*1024)) + +static unsigned long __init zynos_detect_board(void) +{ + struct zynos_board_info *info; + struct zynos_board *board; + unsigned int vendor_id; + u16 board_id; + u32 t; + unsigned long ret; + + ret = MACH_ADM5120_UNKNOWN; + /* check presence of the dbgarea */ + if (zynos_dbgarea_present((u8 *)ZYNOS_HDBG_ADDR) == 0) + goto out; + + info = (struct zynos_board_info *)(ZYNOS_INFO_ADDR); + + /* check for a valid BootExt address */ + t = zynos_get_bootext_addr(info); + if ((t < BOOTEXT_ADDR_MIN) || (t > BOOTEXT_ADDR_MAX)) + goto out; + + vendor_id = zynos_get_vendor_id(info); + board_id = zynos_get_board_id(info); + + for (board = zynos_boards; board->mach_type != MACH_ADM5120_UNKNOWN; + board++) { + if ((board->vendor_id == vendor_id) && + (board->board_id == board_id)) { + ret = board->mach_type; + break; + } + } + + /* assume Bootbase as the boot-loader */ + adm5120_boot_loader = BOOT_LOADER_BOOTBASE; + +out: + return ret; +} + +/* + * U-Boot based boards + */ +static int __init uboot_present(void) { /* FIXME: not yet implemented */ return 0; } -static int __init detect_bootloader(void) +static unsigned long __init uboot_detect_board(void) { - if (detect_cfe()) - return BOOT_LOADER_CFE; + /* FIXME: not yet implemented */ + return MACH_ADM5120_UNKNOWN; +} + +/* + * Misc boards + */ +static unsigned long __init prom_detect_board(void) +{ + char *name; + unsigned long ret; + int i; - if (detect_uboot()) - return BOOT_LOADER_UBOOT; + ret = MACH_ADM5120_UNKNOWN; + name = prom_getenv("board_name"); + if (name == NULL) + goto out; - if (detect_myloader()) - return BOOT_LOADER_MYLOADER; + if (*name == '\0') + goto out; - if (detect_routerboot()) - return BOOT_LOADER_ROUTERBOOT; + for (i=0; imach_type != MACH_ADM5120_UNKNOWN; + board++) { + if (board->mach_type == t) + break; + } + + memcpy(&adm5120_board, board, sizeof(adm5120_board)); +} + +#define SWITCH_READ(r) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r)) +#define SWITCH_WRITE(r,v) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r))=(v) + /* - * Board detection + * CPU settings detection */ -static void __init detect_board_type(void) +#define CODE_GET_PC(c) ((c) & CODE_PC_MASK) +#define CODE_GET_REV(c) (((c) >> CODE_REV_SHIFT) & CODE_REV_MASK) +#define CODE_GET_PK(c) (((c) >> CODE_PK_SHIFT) & CODE_PK_MASK) +#define CODE_GET_CLKS(c) (((c) >> CODE_CLKS_SHIFT) & CODE_CLKS_MASK) +#define CODE_GET_NAB(c) (((c) & CODE_NAB) != 0) + +static void __init adm5120_detect_cpuinfo(void) { - /* FIXME: not yet implemented */ + u32 code; + u32 clks; + + code = SWITCH_READ(SWITCH_REG_CODE); + + adm5120_product_code = CODE_GET_PC(code); + adm5120_revision = CODE_GET_REV(code); + adm5120_package = (CODE_GET_PK(code) == CODE_PK_BGA) ? + ADM5120_PACKAGE_BGA : ADM5120_PACKAGE_PQFP; + adm5120_nand_boot = CODE_GET_NAB(code); + + clks = CODE_GET_CLKS(code); + adm5120_speed = ADM5120_SPEED_175; + if (clks & 1) + adm5120_speed += 25000000; + if (clks & 2) + adm5120_speed += 50000000; +} + +#if 1 +# define mem_dbg(f, ...) prom_printf("mem_detect: " f, ## __VA_ARGS__) +extern void prom_printf(char *, ...); +#else +# define mem_dbg(f, ...) +#endif + +static void __init adm5120_detect_memsize(void) +{ + u32 memctrl; + u32 size, maxsize; + volatile u8 *p,*r; + u8 t; + + memctrl = SWITCH_READ(SWITCH_REG_MEMCTRL); + switch (memctrl & MEMCTRL_SDRS_MASK) { + case MEMCTRL_SDRS_4M: + maxsize = 4 << 20; + break; + case MEMCTRL_SDRS_8M: + maxsize = 8 << 20; + break; + case MEMCTRL_SDRS_16M: + maxsize = 16 << 20; + break; + default: + maxsize = 64 << 20; + break; + } + + /* FIXME: need to disable buffers for both SDRAM banks? */ + + mem_dbg("checking for %ldMB chip\n",maxsize >> 20); + + /* detect size of the 1st SDRAM bank */ + p = (volatile u8 *)KSEG1ADDR(0); + t = *p; + for (size = 2<<20; size <= (maxsize >> 1); size <<= 1) { +#if 1 + r = (p+size); + *p = 0x55; + mem_dbg("1st pattern at 0x%lx is 0x%02x\n", size, *r); + if (*r == 0x55) { + *p = 0xAA; + mem_dbg("2nd pattern at 0x%lx is 0x%02x\n", size, *r); + if (*r == 0xAA) { + /* mirrored address */ + mem_dbg("mirrored data found at 0x%lx\n", size); + break; + } + } +#else + p[0] = 0x55; + mem_dbg("1st pattern at 0x%lx is 0x%02x\n", size, p[size]); + if (p[size] != 0x55) + continue; + + p[0] = 0xAA; + mem_dbg("2nd pattern at 0x%lx is 0x%02x\n", size, p[size]); + if (p[size] != 0xAA) + continue; + + /* mirrored address */ + mem_dbg("mirrored data found at 0x%lx\n", size); + break; +#endif + } + *p = t; + + mem_dbg("%ldMB chip found\n", size >> 20); + + if (size == (32 << 20)) + /* if bank size is 32MB, 2nd bank is not supported */ + goto out; + + if ((memctrl & MEMCTRL_SDR1_ENABLE) == 0) + /* if 2nd bank is not enabled, we are done */ + goto out; + + /* + * some bootloaders enable 2nd bank, even if the 2nd SDRAM chip + * are missing. + */ + mem_dbg("checking second bank\n"); + p += (maxsize+size)-1; + t = *p; + *p = 0x55; + if (*p != 0x55) + goto out; + + *p = 0xAA; + if (*p != 0xAA) + goto out; + + *p = t; + if (maxsize != size) { + /* adjusting MECTRL register */ + memctrl &= ~(MEMCTRL_SDRS_MASK); + switch (size>>20) { + case 4: + memctrl |= MEMCTRL_SDRS_4M; + break; + case 8: + memctrl |= MEMCTRL_SDRS_8M; + break; + case 16: + memctrl |= MEMCTRL_SDRS_16M; + break; + default: + memctrl |= MEMCTRL_SDRS_64M; + break; + } + SWITCH_WRITE(SWITCH_REG_MEMCTRL, memctrl); + } + size <<= 1; + +out: + adm5120_memsize = size; + mem_dbg("%ldMB memory found\n",size>>20); } void __init adm5120_info_show(void) { - printk("ADM%04X%s revision %d, running at %ldMHz\n", - adm5120_info.product_code, - (adm5120_info.cpu_package == CPU_PACKAGE_BGA) ? "" : "P", - adm5120_info.revision, - (adm5120_info.cpu_speed / 1000000) + /* FIXME: move this somewhere else */ + printk(KERN_INFO "ADM%04X%s revision %d, running at %ldMHz\n", + adm5120_product_code, + (adm5120_package == ADM5120_PACKAGE_BGA) ? "" : "P", + adm5120_revision, (adm5120_speed / 1000000) ); - printk("Boot loader is: %s\n", boot_loader_names[adm5120_info.boot_loader]); - printk("Booted from : %s flash\n", adm5120_info.nand_boot ? "NAND" : "NOR"); + printk(KERN_INFO "Boot loader is: %s\n", boot_loader_names[adm5120_boot_loader]); + printk(KERN_INFO "Booted from : %s flash\n", adm5120_nand_boot ? "NAND":"NOR"); + printk(KERN_INFO "Board is : %s\n", adm5120_board_name()); + printk(KERN_INFO "Memory size : %ldMB\n", adm5120_memsize >> 20); } void __init adm5120_info_init(void) { - detect_cpu_info(); - adm5120_info.boot_loader = detect_bootloader(); - detect_board_type(); + + adm5120_detect_cpuinfo(); + adm5120_detect_memsize(); + adm5120_detect_board(); adm5120_info_show(); }