diff options
Diffstat (limited to 'board/esd/cpci750/cpci750.c')
| -rw-r--r-- | board/esd/cpci750/cpci750.c | 112 |
1 files changed, 103 insertions, 9 deletions
diff --git a/board/esd/cpci750/cpci750.c b/board/esd/cpci750/cpci750.c index 4826633..2ae4cbd 100644 --- a/board/esd/cpci750/cpci750.c +++ b/board/esd/cpci750/cpci750.c @@ -122,6 +122,9 @@ static char show_config_tab[][15] = {{"PCI0DLL_2 "}, /* 31 */ extern flash_info_t flash_info[]; +extern int do_bootm (cmd_tbl_t *, int, int, char *[]); +extern int do_bootvx (cmd_tbl_t *, int, int, char *[]); + /* ------------------------------------------------------------------------- */ /* this is the current GT register space location */ @@ -137,6 +140,15 @@ void board_prebootm_init (void); unsigned int INTERNAL_REG_BASE_ADDR = CONFIG_SYS_GT_REGS; int display_mem_map (void); +/* + * Skip video initialization on slave variant. + * This function will overwrite the weak default in cfb_console.c + */ +int board_video_skip(void) +{ + return CPCI750_SLAVE_TEST; +} + /* ------------------------------------------------------------------------- */ /* @@ -184,6 +196,7 @@ original ppcboot 1.1.6 source end */ static void gt_pci_config (void) { unsigned int stat; + unsigned int data; unsigned int val = 0x00fff864; /* DINK32: BusNum 23:16, DevNum 15:11, FuncNum 10:8, RegNum 7:2 */ /* In PCIX mode devices provide their own bus and device numbers. We query the Discovery II's @@ -251,10 +264,15 @@ static void gt_pci_config (void) /*ronen update the pci internal registers base address.*/ #ifdef MAP_PCI - for (stat = 0; stat <= PCI_HOST1; stat++) + for (stat = 0; stat <= PCI_HOST1; stat++) { + data = pciReadConfigReg(stat, + PCI_INTERNAL_REGISTERS_MEMORY_MAPPED_BASE_ADDRESS, + SELF); + data = (data & 0x0f) | CONFIG_SYS_GT_REGS; pciWriteConfigReg (stat, PCI_INTERNAL_REGISTERS_MEMORY_MAPPED_BASE_ADDRESS, - SELF, CONFIG_SYS_GT_REGS); + SELF, data); + } #endif } @@ -448,13 +466,16 @@ int misc_init_r () void after_reloc (ulong dest_addr, gd_t * gd) { + memoryMapDeviceSpace (BOOT_DEVICE, CONFIG_SYS_BOOT_SPACE, + CONFIG_SYS_BOOT_SIZE); - memoryMapDeviceSpace (BOOT_DEVICE, CONFIG_SYS_BOOT_SPACE, CONFIG_SYS_BOOT_SIZE); + display_mem_map (); + GT_REG_WRITE (PCI_0BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe); + GT_REG_WRITE (PCI_1BASE_ADDRESS_REGISTERS_ENABLE, 0xfffffdfe); - display_mem_map (); - /* now, jump to the main ppcboot board init code */ - board_init_r (gd, dest_addr); - /* NOTREACHED */ + /* now, jump to the main ppcboot board init code */ + board_init_r (gd, dest_addr); + /* NOTREACHED */ } /* ------------------------------------------------------------------------- */ @@ -538,6 +559,79 @@ int display_mem_map (void) return (0); } +/* + * Command loadpci: wait for signal from host and boot image. + */ +int do_loadpci(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + volatile unsigned int *ptr; + int count = 0; + int count2 = 0; + int status; + char addr[16]; + char str[] = "\\|/-"; + char *local_args[2]; + + /* + * Mark sync address + */ + ptr = 0; + ptr[0] = 0xffffffff; + ptr[1] = 0xffffffff; + puts("\nWaiting for image from pci host -"); + + /* + * Wait for host to write the start address + */ + while (*ptr == 0xffffffff) { + count++; + if (!(count % 100)) { + count2++; + putc(0x08); /* backspace */ + putc(str[count2 % 4]); + } + + /* Abort if ctrl-c was pressed */ + if (ctrlc()) { + puts("\nAbort\n"); + return 0; + } + + udelay(1000); + } + + sprintf(addr, "%08x", *ptr); + printf("\nBooting Image at addr 0x%s ...\n", addr); + setenv("loadaddr", addr); + + switch (ptr[1] == 0) { + case 0: + /* + * Boot image via bootm + */ + local_args[0] = argv[0]; + local_args[1] = NULL; + status = do_bootm (cmdtp, 0, 1, local_args); + break; + case 1: + /* + * Boot image via bootvx + */ + local_args[0] = argv[0]; + local_args[1] = NULL; + status = do_bootvx (cmdtp, 0, 1, local_args); + break; + } + + return 0; +} + +U_BOOT_CMD( + loadpci, 1, 1, do_loadpci, + "loadpci - Wait for pci-image and boot it\n", + NULL + ); + /* DRAM check routines copied from gw8260 */ #if defined (CONFIG_SYS_DRAM_TEST) @@ -994,5 +1088,5 @@ int do_show_config(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) U_BOOT_CMD( show_config, 1, 1, do_show_config, "Show Marvell strapping register", - "Show Marvell strapping register (ResetSampleLow ResetSampleHigh)\n" - ); + "Show Marvell strapping register (ResetSampleLow ResetSampleHigh)" +); |