X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=board%2Fpcs440ep%2Fpcs440ep.c;h=ce1e616679f49fa77f792c61b5a072d32e702ef4;hb=bb3bcfa2426cc6a0aecec7270e3ee67ca843a125;hp=5fd3291e4a9c92c305a80454f26b4edae301ab15;hpb=6c6e042ab3bbfb5428e4cdeb38fa27728c63afdd;p=platform%2Fkernel%2Fu-boot.git diff --git a/board/pcs440ep/pcs440ep.c b/board/pcs440ep/pcs440ep.c index 5fd3291..ce1e616 100644 --- a/board/pcs440ep/pcs440ep.c +++ b/board/pcs440ep/pcs440ep.c @@ -31,6 +31,7 @@ #include #include #include +#include DECLARE_GLOBAL_DATA_PTR; @@ -142,9 +143,9 @@ int board_early_init_f(void) /*-------------------------------------------------------------------- * Setup the external bus controller/chip selects *-------------------------------------------------------------------*/ - mtdcr(ebccfga, xbcfg); - reg = mfdcr(ebccfgd); - mtdcr(ebccfgd, reg | 0x04000000); /* Set ATC */ + mtdcr(EBC0_CFGADDR, EBC0_CFG); + reg = mfdcr(EBC0_CFGDATA); + mtdcr(EBC0_CFGDATA, reg | 0x04000000); /* Set ATC */ /*-------------------------------------------------------------------- * GPIO's are alreay setup in cpu/ppc4xx/cpu_init.c @@ -154,75 +155,69 @@ int board_early_init_f(void) /*-------------------------------------------------------------------- * Setup the interrupt controller polarities, triggers, etc. *-------------------------------------------------------------------*/ - mtdcr(uic0sr, 0xffffffff); /* clear all */ - mtdcr(uic0er, 0x00000000); /* disable all */ - mtdcr(uic0cr, 0x00000001); /* UIC1 crit is critical */ - mtdcr(uic0pr, 0xfffffe1f); /* per ref-board manual */ - mtdcr(uic0tr, 0x01c00000); /* per ref-board manual */ - mtdcr(uic0vr, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr(uic0sr, 0xffffffff); /* clear all */ - - mtdcr(uic1sr, 0xffffffff); /* clear all */ - mtdcr(uic1er, 0x00000000); /* disable all */ - mtdcr(uic1cr, 0x00000000); /* all non-critical */ - mtdcr(uic1pr, 0xffffe0ff); /* per ref-board manual */ - mtdcr(uic1tr, 0x00ffc000); /* per ref-board manual */ - mtdcr(uic1vr, 0x00000001); /* int31 highest, base=0x000 */ - mtdcr(uic1sr, 0xffffffff); /* clear all */ + mtdcr(UIC0SR, 0xffffffff); /* clear all */ + mtdcr(UIC0ER, 0x00000000); /* disable all */ + mtdcr(UIC0CR, 0x00000001); /* UIC1 crit is critical */ + mtdcr(UIC0PR, 0xfffffe1f); /* per ref-board manual */ + mtdcr(UIC0TR, 0x01c00000); /* per ref-board manual */ + mtdcr(UIC0VR, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(UIC0SR, 0xffffffff); /* clear all */ + + mtdcr(UIC1SR, 0xffffffff); /* clear all */ + mtdcr(UIC1ER, 0x00000000); /* disable all */ + mtdcr(UIC1CR, 0x00000000); /* all non-critical */ + mtdcr(UIC1PR, 0xffffe0ff); /* per ref-board manual */ + mtdcr(UIC1TR, 0x00ffc000); /* per ref-board manual */ + mtdcr(UIC1VR, 0x00000001); /* int31 highest, base=0x000 */ + mtdcr(UIC1SR, 0xffffffff); /* clear all */ /*-------------------------------------------------------------------- * Setup other serial configuration *-------------------------------------------------------------------*/ - mfsdr(sdr_pci0, reg); - mtsdr(sdr_pci0, 0x80000000 | reg); /* PCI arbiter enabled */ - mtsdr(sdr_pfc0, 0x00000000); /* Pin function: enable GPIO49-63 */ - mtsdr(sdr_pfc1, 0x00048000); /* Pin function: UART0 has 4 pins, select IRQ5 */ + mfsdr(SDR0_PCI0, reg); + mtsdr(SDR0_PCI0, 0x80000000 | reg); /* PCI arbiter enabled */ + mtsdr(SDR0_PFC0, 0x00000000); /* Pin function: enable GPIO49-63 */ + mtsdr(SDR0_PFC1, 0x00048000); /* Pin function: UART0 has 4 pins, select IRQ5 */ return 0; } #define EEPROM_LEN 256 -void load_sernum_ethaddr (void) +static void load_ethaddr(void) { + int ok_ethaddr, ok_eth1addr; int ret; - char buf[EEPROM_LEN]; - char mac[32]; + uchar buf[EEPROM_LEN]; char *use_eeprom; u16 checksumcrc16 = 0; + /* If the env is sane, then nothing for us to do */ + ok_ethaddr = eth_getenv_enetaddr("ethaddr", buf); + ok_eth1addr = eth_getenv_enetaddr("eth1addr", buf); + if (ok_ethaddr && ok_eth1addr) + return; + /* read the MACs from EEprom */ status_led_set (0, STATUS_LED_ON); status_led_set (1, STATUS_LED_ON); - ret = eeprom_read (CONFIG_SYS_I2C_EEPROM_ADDR, 0, (uchar *)buf, EEPROM_LEN); + ret = eeprom_read (CONFIG_SYS_I2C_EEPROM_ADDR, 0, buf, EEPROM_LEN); if (ret == 0) { - checksumcrc16 = cyg_crc16 ((uchar *)buf, EEPROM_LEN - 2); + checksumcrc16 = cyg_crc16 (buf, EEPROM_LEN - 2); /* check, if the EEprom is programmed: * - The Prefix(Byte 0,1,2) is equal to "ATR" * - The checksum, stored in the last 2 Bytes, is correct */ - if ((strncmp (buf,"ATR",3) != 0) || + if ((strncmp ((char *)buf,"ATR",3) != 0) || ((checksumcrc16 >> 8) != buf[EEPROM_LEN - 2]) || ((checksumcrc16 & 0xff) != buf[EEPROM_LEN - 1])) { /* EEprom is not programmed */ printf("%s: EEPROM Checksum not OK\n", __FUNCTION__); } else { /* get the MACs */ - sprintf (mac, "%02x:%02x:%02x:%02x:%02x:%02x", - buf[3], - buf[4], - buf[5], - buf[6], - buf[7], - buf[8]); - setenv ("ethaddr", (char *) mac); - sprintf (mac, "%02x:%02x:%02x:%02x:%02x:%02x", - buf[9], - buf[10], - buf[11], - buf[12], - buf[13], - buf[14]); - setenv ("eth1addr", (char *) mac); + if (!ok_ethaddr) + eth_setenv_enetaddr("ethaddr", &buf[3]); + if (!ok_eth1addr) + eth_setenv_enetaddr("eth1addr", &buf[9]); return; } } @@ -446,9 +441,11 @@ int misc_init_r (void) uint pbcr; int size_val = 0; + load_ethaddr(); + /* Re-do sizing to get full correct info */ - mtdcr(ebccfga, pb0cr); - pbcr = mfdcr(ebccfgd); + mtdcr(EBC0_CFGADDR, PB0CR); + pbcr = mfdcr(EBC0_CFGDATA); switch (gd->bd->bi_flashsize) { case 1 << 20: size_val = 0; @@ -476,8 +473,8 @@ int misc_init_r (void) break; } pbcr = (pbcr & 0x0001ffff) | gd->bd->bi_flashstart | (size_val << 17); - mtdcr(ebccfga, pb0cr); - mtdcr(ebccfgd, pbcr); + mtdcr(EBC0_CFGADDR, PB0CR); + mtdcr(EBC0_CFGDATA, pbcr); /* adjust flash start and offset */ gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize; @@ -554,166 +551,6 @@ phys_size_t initdram (int board_type) } /************************************************************************* - * pci_pre_init - * - * This routine is called just prior to registering the hose and gives - * the board the opportunity to check things. Returning a value of zero - * indicates that things are bad & PCI initialization should be aborted. - * - * Different boards may wish to customize the pci controller structure - * (add regions, override default access routines, etc) or perform - * certain pre-initialization actions. - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int pci_pre_init(struct pci_controller *hose) -{ - unsigned long addr; - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB3 devices to 0. - | Set PLB3 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - mfsdr(sdr_amp1, addr); - mtsdr(sdr_amp1, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(plb3_acr); - mtdcr(plb3_acr, addr | 0x80000000); - - /*-------------------------------------------------------------------------+ - | Set priority for all PLB4 devices to 0. - +-------------------------------------------------------------------------*/ - mfsdr(sdr_amp0, addr); - mtsdr(sdr_amp0, (addr & 0x000000FF) | 0x0000FF00); - addr = mfdcr(plb4_acr) | 0xa0000000; /* Was 0x8---- */ - mtdcr(plb4_acr, addr); - - /*-------------------------------------------------------------------------+ - | Set Nebula PLB4 arbiter to fair mode. - +-------------------------------------------------------------------------*/ - /* Segment0 */ - addr = (mfdcr(plb0_acr) & ~plb0_acr_ppm_mask) | plb0_acr_ppm_fair; - addr = (addr & ~plb0_acr_hbu_mask) | plb0_acr_hbu_enabled; - addr = (addr & ~plb0_acr_rdp_mask) | plb0_acr_rdp_4deep; - addr = (addr & ~plb0_acr_wrp_mask) | plb0_acr_wrp_2deep; - mtdcr(plb0_acr, addr); - - /* Segment1 */ - addr = (mfdcr(plb1_acr) & ~plb1_acr_ppm_mask) | plb1_acr_ppm_fair; - addr = (addr & ~plb1_acr_hbu_mask) | plb1_acr_hbu_enabled; - addr = (addr & ~plb1_acr_rdp_mask) | plb1_acr_rdp_4deep; - addr = (addr & ~plb1_acr_wrp_mask) | plb1_acr_wrp_2deep; - mtdcr(plb1_acr, addr); - - return 1; -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* - * pci_target_init - * - * The bootstrap configuration provides default settings for the pci - * inbound map (PIM). But the bootstrap config choices are limited and - * may not be sufficient for a given board. - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) -void pci_target_init(struct pci_controller *hose) -{ - /*--------------------------------------------------------------------------+ - * Set up Direct MMIO registers - *--------------------------------------------------------------------------*/ - /*--------------------------------------------------------------------------+ - | PowerPC440 EP PCI Master configuration. - | Map one 1Gig range of PLB/processor addresses to PCI memory space. - | PLB address 0xA0000000-0xDFFFFFFF ==> PCI address 0xA0000000-0xDFFFFFFF - | Use byte reversed out routines to handle endianess. - | Make this region non-prefetchable. - +--------------------------------------------------------------------------*/ - out32r(PCIX0_PMM0MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIX0_PMM0LA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 Local Address */ - out32r(PCIX0_PMM0PCILA, CONFIG_SYS_PCI_MEMBASE); /* PMM0 PCI Low Address */ - out32r(PCIX0_PMM0PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIX0_PMM0MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIX0_PMM1MA, 0x00000000); /* PMM0 Mask/Attribute - disabled b4 setting */ - out32r(PCIX0_PMM1LA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 Local Address */ - out32r(PCIX0_PMM1PCILA, CONFIG_SYS_PCI_MEMBASE2); /* PMM0 PCI Low Address */ - out32r(PCIX0_PMM1PCIHA, 0x00000000); /* PMM0 PCI High Address */ - out32r(PCIX0_PMM1MA, 0xE0000001); /* 512M + No prefetching, and enable region */ - - out32r(PCIX0_PTM1MS, 0x00000001); /* Memory Size/Attribute */ - out32r(PCIX0_PTM1LA, 0); /* Local Addr. Reg */ - out32r(PCIX0_PTM2MS, 0); /* Memory Size/Attribute */ - out32r(PCIX0_PTM2LA, 0); /* Local Addr. Reg */ - - /*--------------------------------------------------------------------------+ - * Set up Configuration registers - *--------------------------------------------------------------------------*/ - - /* Program the board's subsystem id/vendor id */ - pci_write_config_word(0, PCI_SUBSYSTEM_VENDOR_ID, - CONFIG_SYS_PCI_SUBSYS_VENDORID); - pci_write_config_word(0, PCI_SUBSYSTEM_ID, CONFIG_SYS_PCI_SUBSYS_ID); - - /* Configure command register as bus master */ - pci_write_config_word(0, PCI_COMMAND, PCI_COMMAND_MASTER); - - /* 240nS PCI clock */ - pci_write_config_word(0, PCI_LATENCY_TIMER, 1); - - /* No error reporting */ - pci_write_config_word(0, PCI_ERREN, 0); - - pci_write_config_dword(0, PCI_BRDGOPT2, 0x00000101); - -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_TARGET_INIT) */ - -/************************************************************************* - * pci_master_init - * - ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) -void pci_master_init(struct pci_controller *hose) -{ - unsigned short temp_short; - - /*--------------------------------------------------------------------------+ - | Write the PowerPC440 EP PCI Configuration regs. - | Enable PowerPC440 EP to be a master on the PCI bus (PMM). - | Enable PowerPC440 EP to act as a PCI memory target (PTM). - +--------------------------------------------------------------------------*/ - pci_read_config_word(0, PCI_COMMAND, &temp_short); - pci_write_config_word(0, PCI_COMMAND, - temp_short | PCI_COMMAND_MASTER | - PCI_COMMAND_MEMORY); -} -#endif /* defined(CONFIG_PCI) && defined(CONFIG_SYS_PCI_MASTER_INIT) */ - -/************************************************************************* - * is_pci_host - * - * This routine is called to determine if a pci scan should be - * performed. With various hardware environments (especially cPCI and - * PPMC) it's insufficient to depend on the state of the arbiter enable - * bit in the strap register, or generic host/adapter assumptions. - * - * Rather than hard-code a bad assumption in the general 440 code, the - * 440 pci code requires the board to decide at runtime. - * - * Return 0 for adapter mode, non-zero for host (monarch) mode. - * - * - ************************************************************************/ -#if defined(CONFIG_PCI) -int is_pci_host(struct pci_controller *hose) -{ - /* PCS440EP is always configured as host. */ - return (1); -} -#endif /* defined(CONFIG_PCI) */ - -/************************************************************************* * hw_watchdog_reset * * This routine is called to reset (keep alive) the watchdog timer @@ -766,7 +603,7 @@ U_BOOT_CMD( " 0x02 = DIAG 2 on\n" " 0x04 = DIAG 3 on\n" " 0x08 = DIAG 4 on\n" - " > 0x100 set the LED, who are on, to state blinking\n" + " > 0x100 set the LED, who are on, to state blinking" ); #if defined(CONFIG_SHA1_CHECK_UB_IMG) @@ -826,7 +663,7 @@ U_BOOT_CMD( "calculate the SHA1 Sum", "address len [addr] calculate the SHA1 sum [save at addr]\n" " -p calculate the SHA1 sum from the U-Boot image in flash and print\n" - " -c check the U-Boot image in flash\n" + " -c check the U-Boot image in flash" ); #endif