From 4532cb696eb717419022dbaa8d408e7df7df7b68 Mon Sep 17 00:00:00 2001 From: wdenk Date: Sun, 27 Apr 2003 22:52:51 +0000 Subject: * LWMON extensions: - Splashscreen support - modem support - sysmon support - temperature dependend enabling of LCD * Allow booting from old "PPCBoot" disk partitions * Add support for TQM8255 Board / MPC8255 CPU diff --git a/CHANGELOG b/CHANGELOG index 03fd784..b597d59 100644 --- a/CHANGELOG +++ b/CHANGELOG @@ -1,4 +1,18 @@ ====================================================================== +Changes since U-Boot 0.3.1: +====================================================================== + +* LWMON extensions: + - Splashscreen support + - modem support + - sysmon support + - temperature dependend enabling of LCD + +* Allow booting from old "PPCBoot" disk partitions + +* Add support for TQM8255 Board / MPC8255 CPU + +====================================================================== Changes for U-Boot 0.3.1: ====================================================================== diff --git a/Makefile b/Makefile index f6a7a89..2b4f759 100644 --- a/Makefile +++ b/Makefile @@ -577,6 +577,7 @@ SCM_config: unconfig TQM8260_config \ TQM8260_L2_config \ +TQM8255_266MHz_config \ TQM8260_266MHz_config \ TQM8260_L2_266MHz_config \ TQM8260_300MHz_config: unconfig @@ -596,7 +597,9 @@ TQM8260_300MHz_config: unconfig { echo "#define CONFIG_300MHz" >>include/config.h ; \ echo "... with 300MHz system clock" ; \ } - @./mkconfig -a $(call xtract_82xx,$@) ppc mpc8260 tqm8260 + @[ -z "$(findstring TQM8255_,$@)" ] || \ + { echo "#define CONFIG_MPC8255" >>include/config.h ; } + @./mkconfig -a TQM8260 ppc mpc8260 tqm8260 ######################################################################### ## 74xx/7xx Systems diff --git a/board/lwmon/lwmon.c b/board/lwmon/lwmon.c index f255599..d5a637f 100644 --- a/board/lwmon/lwmon.c +++ b/board/lwmon/lwmon.c @@ -47,11 +47,18 @@ V* Verification: dzu@denx.de /*------------------------ Local prototypes ---------------------------*/ static long int dram_size (long int, long int *, long int); +static void kbd_init (void); +static int compare_magic (uchar *kbd_data, uchar *str); /*--------------------- Local macros and constants --------------------*/ #define _NOT_USED_ 0xFFFFFFFF +#ifdef CONFIG_MODEM_SUPPORT +static int key_pressed(void); +extern void disable_putc(void); +#endif /* CONFIG_MODEM_SUPPORT */ + /* * 66 MHz SDRAM access using UPM A */ @@ -396,6 +403,7 @@ int board_pre_init (void) immr->im_cpm.cp_pbodr &= ~PB_ENET_TENA; immr->im_cpm.cp_pbdat &= ~PB_ENET_TENA; /* set to 0 = disabled */ immr->im_cpm.cp_pbdir |= PB_ENET_TENA; + return (0); } @@ -466,38 +474,45 @@ static uchar *key_match (uchar *); #define KEYBD_SET_DEBUGMODE '#' /* Magic key to enable debug output */ /*********************************************************************** -F* Function: int misc_init_r (void) P*A*Z* +F* Function: int board_postclk_init (void) P*A*Z* * P* Parameters: none P* P* Returnvalue: int -P* - 0 is always returned, even in the case of a keyboard -P* error. +P* - 0 is always returned. * -Z* Intention: This function is the misc_init_r() method implementation +Z* Intention: This function is the board_postclk_init() method implementation Z* for the lwmon board. -Z* The keyboard controller is initialized and the result -Z* of a read copied to the environment variable "keybd". -Z* If KEYBD_SET_DEBUGMODE is defined, a check is made for -Z* this key, and if found display to the LCD will be enabled. -Z* The keys in "keybd" are checked against the magic -Z* keycommands defined in the environment. -Z* See also key_match(). * -D* Design: wd@denx.de -C* Coding: wd@denx.de -V* Verification: dzu@denx.de ***********************************************************************/ -int misc_init_r (void) +int board_postclk_init (void) { + DECLARE_GLOBAL_DATA_PTR; + + kbd_init(); + +#ifdef CONFIG_MODEM_SUPPORT + if (key_pressed()) { + disable_putc(); /* modem doesn't understand banner etc */ + gd->do_mdm_init = 1; + } +#endif + + return (0); +} + +static void kbd_init (void) +{ + DECLARE_GLOBAL_DATA_PTR; + uchar kbd_data[KEYBD_DATALEN]; uchar tmp_data[KEYBD_DATALEN]; - uchar keybd_env[2 * KEYBD_DATALEN + 1]; uchar val, errcd; - uchar *str; int i; i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); + + gd->kbd_status = 0; /* Read initial keyboard error code */ val = KEYBD_CMD_READ_STATUS; @@ -508,7 +523,7 @@ int misc_init_r (void) /* clear "irrelevant" bits. Recommended by Martin Rajek, LWN */ errcd &= ~(KEYBD_STATUS_H_RESET|KEYBD_STATUS_BROWNOUT); if (errcd) { - printf ("KEYBD: Error %02X\n", errcd); + gd->kbd_status |= errcd << 8; } /* Reset error code and verify */ val = KEYBD_CMD_RESET_ERRORS; @@ -521,28 +536,10 @@ int misc_init_r (void) val &= KEYBD_STATUS_MASK; /* clear unused bits */ if (val) { /* permanent error, report it */ - printf ("*** Keyboard error code %02X ***\n", val); - sprintf (keybd_env, "%02X", val); - setenv ("keybd", keybd_env); - return 0; - } - - /* - * Now we know that we have a working keyboard, so disable - * all output to the LCD except when a key press is detected. - */ - - if ((console_assign (stdout, "serial") < 0) || - (console_assign (stderr, "serial") < 0)) { - printf ("Can't assign serial port as output device\n"); + gd->kbd_status |= val; + return; } - /* Read Version */ - val = KEYBD_CMD_READ_VERSION; - i2c_write (kbd_addr, 0, 0, &val, 1); - i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_VERSIONLEN); - printf ("KEYBD: Version %d.%d\n", kbd_data[0], kbd_data[1]); - /* * Read current keyboard state. * @@ -569,6 +566,73 @@ int misc_init_r (void) memcpy (tmp_data, kbd_data, KEYBD_DATALEN); udelay (5000); } +} + +/*********************************************************************** +F* Function: int misc_init_r (void) P*A*Z* + * +P* Parameters: none +P* +P* Returnvalue: int +P* - 0 is always returned, even in the case of a keyboard +P* error. + * +Z* Intention: This function is the misc_init_r() method implementation +Z* for the lwmon board. +Z* The keyboard controller is initialized and the result +Z* of a read copied to the environment variable "keybd". +Z* If KEYBD_SET_DEBUGMODE is defined, a check is made for +Z* this key, and if found display to the LCD will be enabled. +Z* The keys in "keybd" are checked against the magic +Z* keycommands defined in the environment. +Z* See also key_match(). + * +D* Design: wd@denx.de +C* Coding: wd@denx.de +V* Verification: dzu@denx.de + ***********************************************************************/ +int misc_init_r (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + uchar kbd_data[KEYBD_DATALEN]; + uchar keybd_env[2 * KEYBD_DATALEN + 1]; + uchar kbd_init_status = gd->kbd_status >> 8; + uchar kbd_status = gd->kbd_status; + uchar val; + uchar *str; + int i; + + if (kbd_init_status) { + printf ("KEYBD: Error %02X\n", kbd_init_status); + } + if (kbd_status) { /* permanent error, report it */ + printf ("*** Keyboard error code %02X ***\n", kbd_status); + sprintf (keybd_env, "%02X", kbd_status); + setenv ("keybd", keybd_env); + return 0; + } + + /* + * Now we know that we have a working keyboard, so disable + * all output to the LCD except when a key press is detected. + */ + + if ((console_assign (stdout, "serial") < 0) || + (console_assign (stderr, "serial") < 0)) { + printf ("Can't assign serial port as output device\n"); + } + + /* Read Version */ + val = KEYBD_CMD_READ_VERSION; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_VERSIONLEN); + printf ("KEYBD: Version %d.%d\n", kbd_data[0], kbd_data[1]); + + /* Read current keyboard state */ + val = KEYBD_CMD_READ_KEYS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN); for (i = 0; i < KEYBD_DATALEN; ++i) { sprintf (keybd_env + i + i, "%02X", kbd_data[i]); @@ -598,6 +662,56 @@ int misc_init_r (void) static uchar kbd_magic_prefix[] = "key_magic"; static uchar kbd_command_prefix[] = "key_cmd"; +static int compare_magic (uchar *kbd_data, uchar *str) +{ + uchar compare[KEYBD_DATALEN-1]; + uchar *nxt; + int i; + + /* Don't include modifier byte */ + memcpy (compare, kbd_data+1, KEYBD_DATALEN-1); + + for (; str != NULL; str = (*nxt) ? nxt+1 : nxt) { + uchar c; + int k; + + c = (uchar) simple_strtoul (str, (char **) (&nxt), 16); + + if (str == nxt) { /* invalid character */ + break; + } + + /* + * Check if this key matches the input. + * Set matches to zero, so they match only once + * and we can find duplicates or extra keys + */ + for (k = 0; k < sizeof(compare); ++k) { + if (compare[k] == '\0') /* only non-zero entries */ + continue; + if (c == compare[k]) { /* found matching key */ + compare[k] = '\0'; + break; + } + } + if (k == sizeof(compare)) { + return -1; /* unmatched key */ + } + } + + /* + * A full match leaves no keys in the `compare' array, + */ + for (i = 0; i < sizeof(compare); ++i) { + if (compare[i]) + { + return -1; + } + } + + return 0; +} + /*********************************************************************** F* Function: static uchar *key_match (uchar *kbd_data) P*A*Z* * @@ -627,12 +741,9 @@ V* Verification: dzu@denx.de ***********************************************************************/ static uchar *key_match (uchar *kbd_data) { - uchar compare[KEYBD_DATALEN-1]; uchar magic[sizeof (kbd_magic_prefix) + 1]; - uchar extra; - uchar *str, *nxt, *suffix; + uchar *suffix; uchar *kbd_magic_keys; - int i; /* * The following string defines the characters that can pe appended @@ -653,50 +764,7 @@ static uchar *key_match (uchar *kbd_data) #if 0 printf ("### Check magic \"%s\"\n", magic); #endif - /* Don't include modifier byte */ - memcpy (compare, kbd_data+1, KEYBD_DATALEN-1); - - extra = 0; - - for (str= getenv(magic); str != NULL; str = (*nxt) ? nxt+1 : nxt) { - uchar c; - int k; - - c = (uchar) simple_strtoul (str, (char **) (&nxt), 16); - - if (str == nxt) { /* invalid character */ - break; - } - - /* - * Check if this key matches the input. - * Set matches to zero, so they match only once - * and we can find duplicates or extra keys - */ - for (k = 0; k < sizeof(compare); ++k) { - if (compare[k] == '\0') /* only non-zero entries */ - continue; - if (c == compare[k]) { /* found matching key */ - compare[k] = '\0'; - break; - } - } - if (k == sizeof(compare)) { - extra = 1; /* unmatched key */ - } - } - - /* - * A full match leaves no keys in the `compare' array, - * and has no extra keys - */ - - for (i = 0; i < sizeof(compare); ++i) { - if (compare[i]) - break; - } - - if ((i == sizeof(compare)) && (extra == 0)) { + if (compare_magic(kbd_data, getenv(magic)) == 0) { uchar cmd_name[sizeof (kbd_command_prefix) + 1]; char *cmd; @@ -815,7 +883,9 @@ int do_kbd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) uchar val; int i; +#if 0 /* Done in kbd_init */ i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE); +#endif /* Read keys */ val = KEYBD_CMD_READ_KEYS; @@ -964,3 +1034,18 @@ void board_poweroff (void) while (1); } + +#ifdef CONFIG_MODEM_SUPPORT +static int key_pressed(void) +{ + uchar kbd_data[KEYBD_DATALEN]; + uchar val; + + /* Read keys */ + val = KEYBD_CMD_READ_KEYS; + i2c_write (kbd_addr, 0, 0, &val, 1); + i2c_read (kbd_addr, 0, 0, kbd_data, KEYBD_DATALEN); + + return (compare_magic(kbd_data, CONFIG_MODEM_KEY_MAGIC) == 0); +} +#endif /* CONFIG_MODEM_SUPPORT */ diff --git a/board/tqm8260/tqm8260.c b/board/tqm8260/tqm8260.c index 784d72e..556a1e3 100644 --- a/board/tqm8260/tqm8260.c +++ b/board/tqm8260/tqm8260.c @@ -200,7 +200,7 @@ int checkboard (void) puts ("Board: "); - if (!i || strncmp (str, "TQM8260", 7)) { + if (!i || strncmp (str, "TQM82", 5)) { puts ("### No HW ID - assuming TQM8260\n"); return (0); } diff --git a/common/cmd_ide.c b/common/cmd_ide.c index 94fc89b..9441db2 100644 --- a/common/cmd_ide.c +++ b/common/cmd_ide.c @@ -404,7 +404,8 @@ int do_diskboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) SHOW_BOOT_PROGRESS (-1); return 1; } - if (strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) { + if ((strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) && + (strncmp(info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) { printf ("\n** Invalid partition type \"%.32s\"" " (expect \"" BOOT_PART_TYPE "\")\n", info.type); diff --git a/common/cmd_scsi.c b/common/cmd_scsi.c index 9b5c69b..f3d0c72 100644 --- a/common/cmd_scsi.c +++ b/common/cmd_scsi.c @@ -262,7 +262,8 @@ int do_scsiboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) printf("error reading partinfo\n"); return 1; } - if (strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) { + if ((strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) && + (strncmp(info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) { printf ("\n** Invalid partition type \"%.32s\"" " (expect \"" BOOT_PART_TYPE "\")\n", info.type); diff --git a/common/cmd_usb.c b/common/cmd_usb.c index 389f0fc..8a3f471 100644 --- a/common/cmd_usb.c +++ b/common/cmd_usb.c @@ -376,7 +376,8 @@ int do_usbboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) info.size=2880; printf("error reading partinfo...try to boot raw\n"); } - if (strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) { + if ((strncmp(info.type, BOOT_PART_TYPE, sizeof(info.type)) != 0) && + (strncmp(info.type, BOOT_PART_COMP, sizeof(info.type)) != 0)) { printf ("\n** Invalid partition type \"%.32s\"" " (expect \"" BOOT_PART_TYPE "\")\n", info.type); diff --git a/cpu/mpc8260/cpu.c b/cpu/mpc8260/cpu.c index 73881ee..b8ba48c 100644 --- a/cpu/mpc8260/cpu.c +++ b/cpu/mpc8260/cpu.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2000 + * (C) Copyright 2000-2003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. * * See file CREDITS for list of people who contributed to this @@ -22,12 +22,12 @@ */ /* - * CPU specific code for the MPC8260 + * CPU specific code for the MPC8255 / MPC8260 CPUs * * written or collected and sometimes rewritten by * Magnus Damm * - * minor modifications by + * modified by * Wolfgang Denk * * modified for 8260 by @@ -64,7 +64,7 @@ int checkcpu (void) if ((immr & IMMR_ISB_MSK) != CFG_IMMR) return -1; /* whoops! someone moved the IMMR */ - printf ("MPC8260 (Rev %02x, Mask ", rev); + printf (CPU_ID_STR " (Rev %02x, Mask ", rev); /* * the bottom 16 bits of the immr are the Part Number and Mask Number @@ -101,6 +101,9 @@ int checkcpu (void) case 0x0060: printf ("A.0(A) 2K25A"); break; + case 0x0062: + printf ("B.1 4K25A"); + break; default: printf ("unknown [immr=0x%04x,k=0x%04x]", m, k); break; diff --git a/cpu/mpc8260/cpu_init.c b/cpu/mpc8260/cpu_init.c index 9f9369a..46ac975 100644 --- a/cpu/mpc8260/cpu_init.c +++ b/cpu/mpc8260/cpu_init.c @@ -250,7 +250,7 @@ int prt_8260_rsr (void) int i; char *sep; - puts ("MPC8260 Reset Status:"); + puts (CPU_ID_STR " Reset Status:"); sep = " "; for (i = 0; i < n; i++) diff --git a/cpu/mpc8260/speed.c b/cpu/mpc8260/speed.c index 2bf2c4a..1f53c4f 100644 --- a/cpu/mpc8260/speed.c +++ b/cpu/mpc8260/speed.c @@ -171,7 +171,7 @@ int prt_8260_clks (void) cp = &corecnf_tab[corecnf]; - printf ("MPC8260 Clock Configuration\n - Bus-to-Core Mult "); + printf (CPU_ID_STR " Clock Configuration\n - Bus-to-Core Mult "); switch (cp->b2c_mult) { case _byp: diff --git a/cpu/mpc8xx/lcd.c b/cpu/mpc8xx/lcd.c index 9e92676..3d3b039 100644 --- a/cpu/mpc8xx/lcd.c +++ b/cpu/mpc8xx/lcd.c @@ -32,6 +32,9 @@ #include #include #include +#if defined(CONFIG_POST) +#include +#endif #ifdef CONFIG_LCD @@ -982,7 +985,11 @@ static void lcd_enable (void) #if defined(CONFIG_LWMON) { uchar c = pic_read (0x60); +#if defined(CONFIG_LCD) && defined(CONFIG_LWMON) && (CONFIG_POST & CFG_POST_SYSMON) + c |= 0x04; /* Chip Enable LCD */ +#else c |= 0x07; /* Power on CCFL, Enable CCFL, Chip Enable LCD */ +#endif pic_write (0x60, c); } #endif /* CONFIG_LWMON */ diff --git a/cpu/mpc8xx/serial.c b/cpu/mpc8xx/serial.c index 2871084..4e5b408 100644 --- a/cpu/mpc8xx/serial.c +++ b/cpu/mpc8xx/serial.c @@ -246,6 +246,20 @@ serial_setbrg (void) (((gd->cpu_clk / 16 / gd->baudrate)-1) << 1) | CPM_BRG_EN; } +#ifdef CONFIG_MODEM_SUPPORT +void disable_putc(void) +{ + DECLARE_GLOBAL_DATA_PTR; + gd->be_quiet = 1; +} + +void enable_putc(void) +{ + DECLARE_GLOBAL_DATA_PTR; + gd->be_quiet = 0; +} +#endif + void serial_putc(const char c) { @@ -255,6 +269,13 @@ serial_putc(const char c) volatile immap_t *im = (immap_t *)CFG_IMMR; volatile cpm8xx_t *cpmp = &(im->im_cpm); +#ifdef CONFIG_MODEM_SUPPORT + DECLARE_GLOBAL_DATA_PTR; + + if (gd->be_quiet) + return; +#endif + if (c == '\n') serial_putc ('\r'); diff --git a/include/asm-ppc/global_data.h b/include/asm-ppc/global_data.h index c53061b..231f247 100644 --- a/include/asm-ppc/global_data.h +++ b/include/asm-ppc/global_data.h @@ -70,10 +70,18 @@ typedef struct global_data { #endif #ifdef CONFIG_POST unsigned long post_log_word; /* Record POST activities */ + unsigned long post_init_f_time; /* When post_init_f started */ #endif #ifdef CONFIG_BOARD_TYPES unsigned long board_type; #endif +#ifdef CONFIG_MODEM_SUPPORT + unsigned long do_mdm_init; + unsigned long be_quiet; +#endif +#ifdef CONFIG_LWMON + unsigned long kbd_status; +#endif } gd_t; /* diff --git a/include/cmd_bmp.h b/include/cmd_bmp.h index 1f71578..2b66617 100644 --- a/include/cmd_bmp.h +++ b/include/cmd_bmp.h @@ -32,7 +32,7 @@ #define CMD_TBL_BMP MK_CMD_TBL_ENTRY( \ "bmp", 3, 3, 1, do_bmp, \ "bmp - manipulate BMP image data\n", \ - "\nbmp info - display image info\n" \ + "info - display image info\n" \ "bmp display - display image\n" \ ), int do_bmp (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); diff --git a/include/cmd_disk.h b/include/cmd_disk.h index d3bdb31..6e2e0cb 100644 --- a/include/cmd_disk.h +++ b/include/cmd_disk.h @@ -31,9 +31,10 @@ #include /* - * Type string for PPC bootable partitions + * Type string for U-Boot bootable partitions */ -#define BOOT_PART_TYPE "U-Boot" +#define BOOT_PART_TYPE "U-Boot" /* primary boot partition type */ +#define BOOT_PART_COMP "PPCBoot" /* PPCBoot compatibility type */ #if 0 diff --git a/include/configs/TQM8260.h b/include/configs/TQM8260.h index 3dd6714..86281dd 100644 --- a/include/configs/TQM8260.h +++ b/include/configs/TQM8260.h @@ -33,6 +33,7 @@ * CONFIG_L2_CACHE * CONFIG_266MHz * CONFIG_300MHz + * CONFIG_MPC8255 */ /* @@ -312,10 +313,10 @@ */ #if defined(CONFIG_266MHz) #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS | \ - HRCW_MODCK_H0111) + HRCW_MODCK_H0111) #elif defined(CONFIG_300MHz) #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS | \ - HRCW_MODCK_H0110) + HRCW_MODCK_H0110) #else #define CFG_HRCW_MASTER (HRCW_CIP | HRCW_ISB111 | HRCW_BMS) #endif diff --git a/include/configs/lwmon.h b/include/configs/lwmon.h index f80e134..8ab650e 100644 --- a/include/configs/lwmon.h +++ b/include/configs/lwmon.h @@ -40,10 +40,13 @@ #define CONFIG_LWMON 1 /* ...on a LWMON board */ #define CONFIG_BOARD_PRE_INIT 1 /* Call board_pre_init */ +#define CONFIG_BOARD_POSTCLK_INIT 1 /* Call board_postclk_init */ #define CONFIG_LCD 1 /* use LCD controller ... */ #define CONFIG_HLD1045 1 /* ... with a HLD1045 display */ +#define CONFIG_SPLASH_SCREEN /* ... with splashscreen support*/ + #if 1 #define CONFIG_8xx_CONS_SMC2 1 /* Console is on SMC2 */ #else @@ -72,7 +75,8 @@ CFG_POST_I2C | \ CFG_POST_SPI | \ CFG_POST_USB | \ - CFG_POST_SPR) + CFG_POST_SPR | \ + CFG_POST_SYSMON) #define CONFIG_BOOTCOMMAND "run flash_self" @@ -134,7 +138,7 @@ else immr->im_cpm.cp_pbdat &= ~PB_SDA #define I2C_SCL(bit) if(bit) immr->im_cpm.cp_pbdat |= PB_SCL; \ else immr->im_cpm.cp_pbdat &= ~PB_SCL -#define I2C_DELAY udelay(1) /* 1/4 I2C clock duration */ +#define I2C_DELAY udelay(2) /* 1/4 I2C clock duration */ #endif /* CONFIG_SOFT_I2C */ @@ -229,7 +233,7 @@ */ #define CFG_INIT_RAM_ADDR CFG_IMMR #define CFG_INIT_RAM_END 0x2F00 /* End of used area in DPRAM */ -#define CFG_GBL_DATA_SIZE 64 /* size in bytes reserved for initial data */ +#define CFG_GBL_DATA_SIZE 68 /* size in bytes reserved for initial data */ #define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) #define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET @@ -571,4 +575,9 @@ #define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ #define BOOTFLAG_WARM 0x02 /* Software reboot */ +#define CONFIG_MODEM_SUPPORT 1 /* enable modem initialization stuff */ +#undef CONFIG_MODEM_SUPPORT_DEBUG + +#define CONFIG_MODEM_KEY_MAGIC "3C+3F" /* hold down these keys to enable modem */ + #endif /* __CONFIG_H */ diff --git a/include/mpc8260.h b/include/mpc8260.h index 0462cad8..1b67c2b 100644 --- a/include/mpc8260.h +++ b/include/mpc8260.h @@ -24,12 +24,19 @@ /* * mpc8260.h * - * MPC8260 specific definitions + * MPC8255 / MPC8260 specific definitions */ #ifndef __MPC8260_H__ #define __MPC8260_H__ +#ifdef CONFIG_MPC8255 +#define CPU_ID_STR "MPC8255" +#endif +#ifndef CPU_ID_STR +#define CPU_ID_STR "MPC8260" +#endif + /*----------------------------------------------------------------------- * Exception offsets (PowerPC standard) */ diff --git a/include/post.h b/include/post.h index a91baa2..8f8f185 100644 --- a/include/post.h +++ b/include/post.h @@ -54,8 +54,11 @@ struct post_test { char *desc; int flags; int (*test) (int flags); + int (*init_f) (void); + void (*reloc) (void); unsigned long testid; }; +int post_init_f (void); void post_bootmode_init (void); int post_bootmode_get (unsigned int * last_test); void post_bootmode_clear (void); @@ -64,6 +67,7 @@ int post_run (char *name, int flags); int post_info (char *name); int post_log (char *format, ...); void post_reloc (void); +unsigned long post_time_ms (unsigned long base); extern struct post_test post_list[]; extern unsigned int post_list_size; @@ -81,6 +85,7 @@ extern unsigned int post_list_size; #define CFG_POST_SPI 0x00000100 #define CFG_POST_USB 0x00000200 #define CFG_POST_SPR 0x00000400 +#define CFG_POST_SYSMON 0x00000800 #endif /* CONFIG_POST */ diff --git a/include/version.h b/include/version.h index d9afc48..8876686 100644 --- a/include/version.h +++ b/include/version.h @@ -24,6 +24,6 @@ #ifndef __VERSION_H__ #define __VERSION_H__ -#define U_BOOT_VERSION "U-Boot 0.3.1" +#define U_BOOT_VERSION "U-Boot 0.3.2" #endif /* __VERSION_H__ */ diff --git a/lib_ppc/board.c b/lib_ppc/board.c index eb67942..4b1edee 100644 --- a/lib_ppc/board.c +++ b/lib_ppc/board.c @@ -308,6 +308,9 @@ init_fnc_t *init_sequence[] = { #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */ dtt_init, #endif +#ifdef CONFIG_POST + post_init_f, +#endif INIT_FUNC_WATCHDOG_RESET init_func_ram, #if defined(CFG_DRAM_TEST) @@ -976,6 +979,13 @@ void board_init_r (gd_t *id, ulong dest_addr) } #endif +#ifdef CONFIG_MODEM_SUPPORT + { + extern int do_mdm_init; + do_mdm_init = gd->do_mdm_init; + } +#endif + /* Initialization complete - start the monitor */ /* main_loop() can return to retry autoboot, if so just run it again. */ @@ -993,6 +1003,104 @@ void hang (void) for (;;); } +#ifdef CONFIG_MODEM_SUPPORT +/* called from main loop (common/main.c) */ +extern void dbg(const char *fmt, ...); +int mdm_init (void) +{ + char env_str[16]; + char *init_str; + int i; + extern char console_buffer[]; + static inline void mdm_readline(char *buf, int bufsiz); + extern void enable_putc(void); + extern int hwflow_onoff(int); + + enable_putc(); /* enable serial_putc() */ + +#ifdef CONFIG_HWFLOW + init_str = getenv("mdm_flow_control"); + if (init_str && (strcmp(init_str, "rts/cts") == 0)) + hwflow_onoff (1); + else + hwflow_onoff(-1); +#endif + + for (i = 1;;i++) { + sprintf(env_str, "mdm_init%d", i); + if ((init_str = getenv(env_str)) != NULL) { + serial_puts(init_str); + serial_puts("\n"); + for(;;) { + mdm_readline(console_buffer, CFG_CBSIZE); + dbg("ini%d: [%s]", i, console_buffer); + + if ((strcmp(console_buffer, "OK") == 0) || + (strcmp(console_buffer, "ERROR") == 0)) { + dbg("ini%d: cmd done", i); + break; + } else /* in case we are originating call ... */ + if (strncmp(console_buffer, "CONNECT", 7) == 0) { + dbg("ini%d: connect", i); + return 0; + } + } + } else + break; /* no init string - stop modem init */ + + udelay(100000); + } + + udelay(100000); + + /* final stage - wait for connect */ + for(;i > 1;) { /* if 'i' > 1 - wait for connection + message from modem */ + mdm_readline(console_buffer, CFG_CBSIZE); + dbg("ini_f: [%s]", console_buffer); + if (strncmp(console_buffer, "CONNECT", 7) == 0) { + dbg("ini_f: connected"); + return 0; + } + } + + return 0; +} + +/* 'inline' - We have to do it fast */ +static inline void mdm_readline(char *buf, int bufsiz) +{ + char c; + char *p; + int n; + + n = 0; + p = buf; + for(;;) { + c = serial_getc(); + + /* dbg("(%c)", c); */ + + switch(c) { + case '\r': + break; + case '\n': + *p = '\0'; + return; + + default: + if(n++ > bufsiz) { + *p = '\0'; + return; /* sanity check */ + } + *p = c; + p++; + break; + } + } +} +#endif + #if 0 /* We could use plain global data, but the resulting code is bigger */ /* * Pointer to initial global data area diff --git a/post/Makefile b/post/Makefile index 2877b53..e0ce902 100644 --- a/post/Makefile +++ b/post/Makefile @@ -27,7 +27,7 @@ SUBDIRS = cpu LIB = libpost.a AOBJS = cache_8xx.o -COBJS = post.o tests.o cpu.o rtc.o watchdog.o memory.o i2c.o cache.o +COBJS = post.o tests.o cpu.o rtc.o watchdog.o memory.o i2c.o cache.o sysmon.o COBJS += uart.o ether.o usb.o spr.o include $(TOPDIR)/post/rules.mk diff --git a/post/post.c b/post/post.c index eab3f11..d512533 100644 --- a/post/post.c +++ b/post/post.c @@ -36,6 +36,30 @@ #define BOOTMODE_MAGIC 0xDEAD0000 +int post_init_f (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + int res = 0; + unsigned int i; + + for (i = 0; i < post_list_size; i++) { + struct post_test *test = post_list + i; + + if (test->init_f && test->init_f()) { + res = -1; + } + } + + gd->post_init_f_time = post_time_ms(0); + if (!gd->post_init_f_time) + { + printf("post/post.c: post_time_ms seems not to be implemented\n"); + } + + return res; +} + void post_bootmode_init (void) { DECLARE_GLOBAL_DATA_PTR; @@ -365,7 +389,35 @@ void post_reloc (void) addr = (ulong) (test->test) + gd->reloc_off; test->test = (int (*)(int flags)) addr; } + + if (test->init_f) { + addr = (ulong) (test->init_f) + gd->reloc_off; + test->init_f = (int (*)(void)) addr; + } + + if (test->reloc) { + addr = (ulong) (test->reloc) + gd->reloc_off; + test->reloc = (void (*)(void)) addr; + + test->reloc(); + } } } + +/* + * Some tests (e.g. SYSMON) need the time when post_init_f started, + * but we cannot use get_timer() at this point. + * + * On PowerPC we implement it using the timebase register. + */ +unsigned long post_time_ms (unsigned long base) +{ +#ifdef CONFIG_PPC + return (unsigned long)get_ticks () / (get_tbclk () / CFG_HZ) - base; +#else + return 0; /* Not implemented yet */ +#endif +} + #endif /* CONFIG_POST */ diff --git a/post/sysmon.c b/post/sysmon.c new file mode 100644 index 0000000..c8fcefc --- /dev/null +++ b/post/sysmon.c @@ -0,0 +1,330 @@ +/* + * (C) Copyright 2003 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include +#include + +#ifdef CONFIG_POST + +/* + * SYSMON test + * + * This test performs the system hardware monitoring. + * The test passes when all the following voltages and temperatures + * are within allowed ranges: + * + * Board temperature + * Front temperature + * +3.3V CPU logic + * +5V logic + * +12V PCMCIA + * +12V CCFL + * +5V standby + * + * CCFL is not enabled if temperature values are not within allowed ranges + * + * See the list off all parameters in the sysmon_table below + */ + +#include +#include +#include + +static int sysmon_temp_invalid = 0; + +#if CONFIG_POST & CFG_POST_SYSMON + +/* #define DEBUG */ + +#define RELOC(x) if (x != NULL) x = (void *) ((ulong) (x) + gd->reloc_off) + +typedef struct sysmon_s sysmon_t; +typedef struct sysmon_table_s sysmon_table_t; + +static void sysmon_lm87_init (sysmon_t * this); +static void sysmon_pic_init (sysmon_t * this); +static uint sysmon_i2c_read (sysmon_t * this, uint addr); +static uint sysmon_i2c_read_sgn (sysmon_t * this, uint addr); +static void sysmon_ccfl_disable (sysmon_table_t * this); +static void sysmon_ccfl_enable (sysmon_table_t * this); + +struct sysmon_s +{ + uchar chip; + void (*init)(sysmon_t *); + uint (*read)(sysmon_t *, uint); +}; + +static sysmon_t sysmon_lm87 = + {CFG_I2C_SYSMON_ADDR, sysmon_lm87_init, sysmon_i2c_read}; +static sysmon_t sysmon_lm87_sgn = + {CFG_I2C_SYSMON_ADDR, sysmon_lm87_init, sysmon_i2c_read_sgn}; +static sysmon_t sysmon_pic = + {CFG_I2C_PICIO_ADDR, sysmon_pic_init, sysmon_i2c_read}; + +static sysmon_t * sysmon_list[] = +{ + &sysmon_lm87, + &sysmon_lm87_sgn, + &sysmon_pic, + NULL +}; + +struct sysmon_table_s +{ + char * name; + char * unit_name; + sysmon_t * sysmon; + void (*exec_before)(sysmon_table_t *); + void (*exec_after)(sysmon_table_t *); + + int unit_div; + int unit_min; + int unit_max; + uint val_mask; + uint val_min; + uint val_max; + int val_valid; + uint addr; +}; + +static sysmon_table_t sysmon_table[] = +{ + {"Board temperature", " C", &sysmon_lm87_sgn, NULL, sysmon_ccfl_disable, + 1, -128, 127, 0xFF, 0x58, 0xD5, 0, 0x27}, + + {"Front temperature", " C", &sysmon_lm87, NULL, sysmon_ccfl_disable, + 100, -27316, 8984, 0xFF, 0xA4, 0xFC, 0, 0x29}, + + {"+3.3V CPU logic", "V", &sysmon_lm87, NULL, NULL, + 1000, 0, 4386, 0xFF, 0xB6, 0xC9, 0, 0x22}, + + {"+5V logic", "V", &sysmon_lm87, NULL, NULL, + 1000, 0, 6630, 0xFF, 0xB6, 0xCA, 0, 0x23}, + + {"+12V PCMCIA", "V", &sysmon_lm87, NULL, NULL, + 1000, 0, 15460, 0xFF, 0xBC, 0xD0, 0, 0x21}, + + {"+12V CCFL", "V", &sysmon_lm87, NULL, sysmon_ccfl_enable, + 1000, 0, 15900, 0xFF, 0xB6, 0xCA, 0, 0x24}, + + {"+5V standby", "V", &sysmon_pic, NULL, NULL, + 1000, 0, 6040, 0xFF, 0xC8, 0xDE, 0, 0x7C}, +}; +static int sysmon_table_size = sizeof(sysmon_table) / sizeof(sysmon_table[0]); + +static int conversion_done = 0; + + +int sysmon_init_f (void) +{ + sysmon_t ** l; + ulong reg; + + /* Power on CCFL, PCMCIA */ + reg = pic_read (0x60); + reg |= 0x09; + pic_write (0x60, reg); + + for (l = sysmon_list; *l; l++) + { + (*l)->init(*l); + } + + return 0; +} + +void sysmon_reloc (void) +{ + DECLARE_GLOBAL_DATA_PTR; + + sysmon_t ** l; + sysmon_table_t * t; + + for (l = sysmon_list; *l; l++) + { + RELOC(*l); + RELOC((*l)->init); + RELOC((*l)->read); + } + + for (t = sysmon_table; t < sysmon_table + sysmon_table_size; t ++) + { + RELOC(t->exec_before); + RELOC(t->exec_after); + RELOC(t->sysmon); + } +} + +static char * sysmon_unit_value (sysmon_table_t * s, uint val) +{ + static char buf[32]; + int unit_val = + s->unit_min + (s->unit_max - s->unit_min) * val / s->val_mask; + char * p; + int dec, frac; + + sprintf(buf, "%+d", unit_val / s->unit_div); + + frac = (unit_val > 0 ? unit_val : -unit_val) % s->unit_div; + p = buf + strlen(buf); + + dec = s->unit_div; + + if (dec != 1) + { + *p++ = '.'; + } + + for (dec /= 10; dec != 0; dec /= 10) + { + *p++ = '0' + frac / dec % 10; + } + + strcpy(p, s->unit_name); + + return buf; +} + +static void sysmon_lm87_init (sysmon_t * this) +{ + uchar val; + + /* Detect LM87 chip */ + if (i2c_read(this->chip, 0x40, 1, &val, 1) || (val & 0x80) != 0 || + i2c_read(this->chip, 0x3E, 1, &val, 1) || val != 0x02) + { + printf("Error: LM87 not found at 0x%02X\n", this->chip); + return; + } + + /* Configure pins 5,6 as AIN */ + val = 0x03; + if (i2c_write(this->chip, 0x16, 1, &val, 1)) + { + printf("Error: can't write LM87 config register\n"); + return; + } + + /* Start monitoring */ + val = 0x01; + if (i2c_write(this->chip, 0x40, 1, &val, 1)) + { + printf("Error: can't write LM87 config register\n"); + return; + } +} + +static void sysmon_pic_init (sysmon_t * this) +{ +} + +static uint sysmon_i2c_read (sysmon_t * this, uint addr) +{ + uchar val; + uint res = i2c_read(this->chip, addr, 1, &val, 1); + + return res == 0 ? val : -1; +} + +static uint sysmon_i2c_read_sgn (sysmon_t * this, uint addr) +{ + uchar val; + return i2c_read(this->chip, addr, 1, &val, 1) == 0 ? + 128 + (signed char)val : -1; +} + +static void sysmon_ccfl_disable (sysmon_table_t * this) +{ + if (!this->val_valid) + { + sysmon_temp_invalid = 1; + } +} + +static void sysmon_ccfl_enable (sysmon_table_t * this) +{ + ulong reg; + + if (!sysmon_temp_invalid) + { + reg = pic_read (0x60); + reg |= 0x02; + pic_write (0x60, reg); + } +} + +int sysmon_post_test (int flags) +{ + DECLARE_GLOBAL_DATA_PTR; + + int res = 0; + sysmon_table_t * t; + uint val; + + /* + * The A/D conversion on the LM87 sensor takes 300 ms. + */ + if (! conversion_done) + { + while (post_time_ms(gd->post_init_f_time) < 300) WATCHDOG_RESET (); + conversion_done = 1; + } + + for (t = sysmon_table; t < sysmon_table + sysmon_table_size; t ++) + { + if (t->exec_before) + { + t->exec_before(t); + } + + val = t->sysmon->read(t->sysmon, t->addr); + t->val_valid = val >= t->val_min && val <= t->val_max; + + if (t->exec_after) + { + t->exec_after(t); + } + +#ifndef DEBUG + if (!t->val_valid) +#endif + { + printf("%-17s = %-10s ", t->name, sysmon_unit_value(t, val)); + printf("allowed range"); + printf(" %-8s ..", sysmon_unit_value(t, t->val_min)); + printf(" %-8s", sysmon_unit_value(t, t->val_max)); + printf(" %s\n", t->val_valid ? "OK" : "FAIL"); + } + + if (!t->val_valid) + { + res = -1; + } + } + + return res; +} + +#endif /* CONFIG_POST & CFG_POST_SYSMON */ +#endif /* CONFIG_POST */ diff --git a/post/tests.c b/post/tests.c index 4ec307b..5b2c7e2 100644 --- a/post/tests.c +++ b/post/tests.c @@ -42,6 +42,12 @@ extern int ether_post_test (int flags); extern int spi_post_test (int flags); extern int usb_post_test (int flags); extern int spr_post_test (int flags); +extern int sysmon_post_test (int flags); + +extern int sysmon_init_f (void); + +extern void sysmon_reloc (void); + struct post_test post_list[] = { @@ -52,6 +58,8 @@ struct post_test post_list[] = "This test verifies the CPU cache operation.", POST_RAM | POST_ALWAYS, &cache_post_test, + NULL, + NULL, CFG_POST_CACHE }, #endif @@ -62,6 +70,8 @@ struct post_test post_list[] = "This test checks the watchdog timer.", POST_RAM | POST_POWERON | POST_POWERFAIL | POST_MANUAL | POST_REBOOT, &watchdog_post_test, + NULL, + NULL, CFG_POST_WATCHDOG }, #endif @@ -72,6 +82,8 @@ struct post_test post_list[] = "This test verifies the I2C operation.", POST_RAM | POST_ALWAYS, &i2c_post_test, + NULL, + NULL, CFG_POST_I2C }, #endif @@ -82,6 +94,8 @@ struct post_test post_list[] = "This test verifies the RTC operation.", POST_RAM | POST_POWERFAIL | POST_MANUAL, &rtc_post_test, + NULL, + NULL, CFG_POST_RTC }, #endif @@ -92,6 +106,8 @@ struct post_test post_list[] = "This test checks RAM.", POST_ROM | POST_POWERON | POST_POWERFAIL | POST_PREREL, &memory_post_test, + NULL, + NULL, CFG_POST_MEMORY }, #endif @@ -103,6 +119,8 @@ struct post_test post_list[] = " CPU.", POST_RAM | POST_ALWAYS, &cpu_post_test, + NULL, + NULL, CFG_POST_CPU }, #endif @@ -113,6 +131,8 @@ struct post_test post_list[] = "This test verifies the UART operation.", POST_RAM | POST_POWERFAIL | POST_MANUAL, &uart_post_test, + NULL, + NULL, CFG_POST_UART }, #endif @@ -123,6 +143,8 @@ struct post_test post_list[] = "This test verifies the ETHERNET operation.", POST_RAM | POST_ALWAYS | POST_MANUAL, ðer_post_test, + NULL, + NULL, CFG_POST_ETHER }, #endif @@ -133,6 +155,8 @@ struct post_test post_list[] = "This test verifies the SPI operation.", POST_RAM | POST_ALWAYS | POST_MANUAL, &spi_post_test, + NULL, + NULL, CFG_POST_SPI }, #endif @@ -143,6 +167,8 @@ struct post_test post_list[] = "This test verifies the USB operation.", POST_RAM | POST_ALWAYS | POST_MANUAL, &usb_post_test, + NULL, + NULL, CFG_POST_USB }, #endif @@ -153,9 +179,23 @@ struct post_test post_list[] = "This test checks SPR contents.", POST_ROM | POST_ALWAYS | POST_PREREL, &spr_post_test, + NULL, + NULL, CFG_POST_SPR }, #endif +#if CONFIG_POST & CFG_POST_SYSMON + { + "SYSMON test", + "sysmon", + "This test monitors system hardware.", + POST_RAM | POST_ALWAYS, + &sysmon_post_test, + &sysmon_init_f, + &sysmon_reloc, + CFG_POST_SYSMON + }, +#endif }; unsigned int post_list_size = sizeof (post_list) / sizeof (struct post_test); -- cgit v0.10.2