diff options
Diffstat (limited to 'board/amcc/bamboo')
| -rw-r--r-- | board/amcc/bamboo/Makefile | 4 | ||||
| -rw-r--r-- | board/amcc/bamboo/bamboo.c | 350 | ||||
| -rw-r--r-- | board/amcc/bamboo/config.mk | 6 | ||||
| -rw-r--r-- | board/amcc/bamboo/flash.c | 6 | ||||
| -rw-r--r-- | board/amcc/bamboo/init.S | 182 | ||||
| -rw-r--r-- | board/amcc/bamboo/u-boot-nand.lds | 137 | ||||
| -rw-r--r-- | board/amcc/bamboo/u-boot.lds | 2 |
7 files changed, 481 insertions, 206 deletions
diff --git a/board/amcc/bamboo/Makefile b/board/amcc/bamboo/Makefile index 5da96e9..d01cc49 100644 --- a/board/amcc/bamboo/Makefile +++ b/board/amcc/bamboo/Makefile @@ -1,5 +1,5 @@ # -# (C) Copyright 2002-2006 +# (C) Copyright 2002-2007 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this @@ -33,7 +33,7 @@ OBJS := $(addprefix $(obj),$(COBJS)) SOBJS := $(addprefix $(obj),$(SOBJS)) $(LIB): $(OBJS) $(SOBJS) - $(AR) $(ARFLAGS) $@ $(OBJS) + $(AR) $(ARFLAGS) $@ $(OBJS) $(SOBJS) clean: rm -f $(SOBJS) $(OBJS) diff --git a/board/amcc/bamboo/bamboo.c b/board/amcc/bamboo/bamboo.c index 6260b01..00c793a 100644 --- a/board/amcc/bamboo/bamboo.c +++ b/board/amcc/bamboo/bamboo.c @@ -1,5 +1,5 @@ /* - * (C) Copyright 2005 + * (C) Copyright 2005-2007 * Stefan Roese, DENX Software Engineering, sr@denx.de. * * See file CREDITS for list of people who contributed to this @@ -32,9 +32,170 @@ void ext_bus_cntlr_init(void); void configure_ppc440ep_pins(void); int is_nand_selected(void); -unsigned char cfg_simulate_spd_eeprom[128]; +#if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)) +/************************************************************************* + * + * Bamboo has one bank onboard sdram (plus DIMM) + * + * Fixed memory is composed of : + * MT46V16M16TG-75 from Micron (x 2), 256Mb, 16 M x16, DDR266, + * 13 row add bits, 10 column add bits (but 12 row used only). + * ECC device: MT46V16M8TG-75 from Micron (x 1), 128Mb, x8, DDR266, + * 12 row add bits, 10 column add bits. + * Prepare a subset (only the used ones) of SPD data + * + * Note : if the ECC is enabled (SDRAM_ECC_ENABLE) the size of + * the corresponding bank is divided by 2 due to number of Row addresses + * 12 in the ECC module + * + * Assumes: 64 MB, ECC, non-registered + * PLB @ 133 MHz + * + ************************************************************************/ +const unsigned char cfg_simulate_spd_eeprom[128] = { + 0x80, /* number of SPD bytes used: 128 */ + 0x08, /* total number bytes in SPD device = 256 */ + 0x07, /* DDR ram */ +#ifdef CONFIG_DDR_ECC + 0x0C, /* num Row Addr: 12 */ +#else + 0x0D, /* num Row Addr: 13 */ +#endif + 0x09, /* numColAddr: 9 */ + 0x01, /* numBanks: 1 */ + 0x20, /* Module data width: 32 bits */ + 0x00, /* Module data width continued: +0 */ + 0x04, /* 2.5 Volt */ + 0x75, /* SDRAM Cycle Time (cas latency 2.5) = 7.5 ns */ +#ifdef CONFIG_DDR_ECC + 0x02, /* ECC ON : 02 OFF : 00 */ +#else + 0x00, /* ECC ON : 02 OFF : 00 */ +#endif + 0x82, /* refresh Rate Type: Normal (15.625us) + Self refresh */ + 0, + 0, + 0, + 0x01, /* wcsbc = 1 */ + 0, + 0, + 0x0C, /* casBit (2,2.5) */ + 0, + 0, + 0x00, /* not registered: 0 registered : 0x02*/ + 0, + 0xA0, /* SDRAM Cycle Time (cas latency 2) = 10 ns */ + 0, + 0x00, /* SDRAM Cycle Time (cas latency 1.5) = N.A */ + 0, + 0x50, /* tRpNs = 20 ns */ + 0, + 0x50, /* tRcdNs = 20 ns */ + 45, /* tRasNs */ +#ifdef CONFIG_DDR_ECC + 0x08, /* bankSizeID: 32MB */ +#else + 0x10, /* bankSizeID: 64MB */ +#endif + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0, + 0 +}; +#endif -gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX]; #if 0 { /* GPIO Alternate1 Alternate2 Alternate3 */ { @@ -291,73 +452,18 @@ int checkboard(void) return (0); } -/************************************************************************* - * - * init_spd_array -- Bamboo has one bank onboard sdram (plus DIMM) - * - * Fixed memory is composed of : - * MT46V16M16TG-75 from Micron (x 2), 256Mb, 16 M x16, DDR266, - * 13 row add bits, 10 column add bits (but 12 row used only). - * ECC device: MT46V16M8TG-75 from Micron (x 1), 128Mb, x8, DDR266, - * 12 row add bits, 10 column add bits. - * Prepare a subset (only the used ones) of SPD data - * - * Note : if the ECC is enabled (SDRAM_ECC_ENABLE) the size of - * the corresponding bank is divided by 2 due to number of Row addresses - * 12 in the ECC module - * - * Assumes: 64 MB, ECC, non-registered - * PLB @ 133 MHz - * - ************************************************************************/ -static void init_spd_array(void) -{ - cfg_simulate_spd_eeprom[8] = 0x04; /* 2.5 Volt */ - cfg_simulate_spd_eeprom[2] = 0x07; /* DDR ram */ - -#ifdef CONFIG_DDR_ECC - cfg_simulate_spd_eeprom[11] = 0x02; /* ECC ON : 02 OFF : 00 */ - cfg_simulate_spd_eeprom[31] = 0x08; /* bankSizeID: 32MB */ - cfg_simulate_spd_eeprom[3] = 0x0C; /* num Row Addr: 12 */ -#else - cfg_simulate_spd_eeprom[11] = 0x00; /* ECC ON : 02 OFF : 00 */ - cfg_simulate_spd_eeprom[31] = 0x10; /* bankSizeID: 64MB */ - cfg_simulate_spd_eeprom[3] = 0x0D; /* num Row Addr: 13 */ -#endif - - cfg_simulate_spd_eeprom[4] = 0x09; /* numColAddr: 9 */ - cfg_simulate_spd_eeprom[5] = 0x01; /* numBanks: 1 */ - cfg_simulate_spd_eeprom[0] = 0x80; /* number of SPD bytes used: 128 */ - cfg_simulate_spd_eeprom[1] = 0x08; /* total number bytes in SPD device = 256 */ - cfg_simulate_spd_eeprom[21] = 0x00; /* not registered: 0 registered : 0x02*/ - cfg_simulate_spd_eeprom[6] = 0x20; /* Module data width: 32 bits */ - cfg_simulate_spd_eeprom[7] = 0x00; /* Module data width continued: +0 */ - cfg_simulate_spd_eeprom[15] = 0x01; /* wcsbc = 1 */ - cfg_simulate_spd_eeprom[27] = 0x50; /* tRpNs = 20 ns */ - cfg_simulate_spd_eeprom[29] = 0x50; /* tRcdNs = 20 ns */ - - cfg_simulate_spd_eeprom[30] = 45; /* tRasNs */ - - cfg_simulate_spd_eeprom[18] = 0x0C; /* casBit (2,2.5) */ - - cfg_simulate_spd_eeprom[9] = 0x75; /* SDRAM Cycle Time (cas latency 2.5) = 7.5 ns */ - cfg_simulate_spd_eeprom[23] = 0xA0; /* SDRAM Cycle Time (cas latency 2) = 10 ns */ - cfg_simulate_spd_eeprom[25] = 0x00; /* SDRAM Cycle Time (cas latency 1.5) = N.A */ - cfg_simulate_spd_eeprom[12] = 0x82; /* refresh Rate Type: Normal (15.625us) + Self refresh */ -} long int initdram (int board_type) { - long dram_size = 0; - - /* - * First write simulated values in eeprom array for onboard bank 0 - */ - init_spd_array(); +#if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)) + long dram_size; dram_size = spd_sdram(); return dram_size; +#else + return CFG_MBYTES_SDRAM << 20; +#endif } #if defined(CFG_DRAM_TEST) @@ -365,11 +471,12 @@ int testdram(void) { unsigned long *mem = (unsigned long *)0; const unsigned long kend = (1024 / sizeof(unsigned long)); - unsigned long k, n; + unsigned long k, n, *p32, ctr; + const unsigned long bend = CFG_MBYTES_SDRAM * 1024 * 1024; mtmsr(0); - for (k = 0; k < CFG_KBYTES_SDRAM; + for (k = 0; k < CFG_MBYTES_SDRAM*1024; ++k, mem += (1024 / sizeof(unsigned long))) { if ((k & 1023) == 0) { printf("%3d MB\r", k / 1024); @@ -393,6 +500,34 @@ int testdram(void) } } } + + /* + * Perform a sequence test to ensure that all + * memory locations are uniquely addressable + */ + ctr = 0; + p32 = 0; + while ((unsigned long)p32 != bend) { + if (0 == ((unsigned long)p32 & ((1<<20)-1))) + printf("Writing %3d MB\r", (unsigned long)p32 >> 20); + *p32++ = ctr++; + } + + ctr = 0; + p32 = 0; + while ((unsigned long)p32 != bend) { + if (0 == ((unsigned long)p32 & ((1<<20)-1))) + printf("Verifying %3d MB\r", (unsigned long)p32 >> 20); + + if (*p32 != ctr) { + printf("SDRAM test fails at: %08x\n", p32); + return 1; + } + + ctr++; + p32++; + } + printf("SDRAM test passes\n"); return 0; } @@ -410,7 +545,7 @@ int testdram(void) * certain pre-initialization actions. * ************************************************************************/ -#if defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) +#if defined(CONFIG_PCI) int pci_pre_init(struct pci_controller *hose) { unsigned long addr; @@ -451,7 +586,7 @@ int pci_pre_init(struct pci_controller *hose) return 1; } -#endif /* defined(CONFIG_PCI) && defined(CFG_PCI_PRE_INIT) */ +#endif /* defined(CONFIG_PCI) */ /************************************************************************* * pci_target_init @@ -881,11 +1016,11 @@ void ext_bus_cntlr_init(void) /*------------------------------------------------------------------------- */ case BOOT_FROM_NAND_FLASH0: /*------------------------------------------------------------------------- */ - ebc0_cs0_bnap_value = 0; - ebc0_cs0_bncr_value = 0; + ebc0_cs0_bnap_value = EBC0_BNAP_NAND_FLASH; + ebc0_cs0_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; - ebc0_cs1_bnap_value = EBC0_BNAP_NAND_FLASH; - ebc0_cs1_bncr_value = EBC0_BNCR_NAND_FLASH_CS1; + ebc0_cs1_bnap_value = 0; + ebc0_cs1_bncr_value = 0; ebc0_cs2_bnap_value = 0; ebc0_cs2_bncr_value = 0; ebc0_cs3_bnap_value = 0; @@ -1205,7 +1340,7 @@ void uart_selection_in_fpga(uart_config_nb_t uart_config) /*----------------------------------------------------------------------------+ | init_default_gpio +----------------------------------------------------------------------------*/ -void init_default_gpio(void) +void init_default_gpio(gpio_param_s (*gpio_tab)[GPIO_MAX]) { int i; @@ -1275,7 +1410,7 @@ void init_default_gpio(void) | +----------------------------------------------------------------------------*/ -void update_uart_ios(uart_config_nb_t uart_config) +void update_uart_ios(uart_config_nb_t uart_config, gpio_param_s (*gpio_tab)[GPIO_MAX]) { switch (uart_config) { @@ -1403,16 +1538,16 @@ void update_uart_ios(uart_config_nb_t uart_config) /*----------------------------------------------------------------------------+ | update_ndfc_ios(void). +----------------------------------------------------------------------------*/ -void update_ndfc_ios(void) +void update_ndfc_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { /* Update GPIO Configuration Table */ gpio_tab[GPIO0][6].in_out = GPIO_OUT; /* EBC_CS_N(1) */ gpio_tab[GPIO0][6].alt_nb = GPIO_ALT1; -#if 0 gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(2) */ gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1; +#if 0 gpio_tab[GPIO0][7].in_out = GPIO_OUT; /* EBC_CS_N(3) */ gpio_tab[GPIO0][7].alt_nb = GPIO_ALT1; #endif @@ -1421,7 +1556,7 @@ void update_ndfc_ios(void) /*----------------------------------------------------------------------------+ | update_zii_ios(void). +----------------------------------------------------------------------------*/ -void update_zii_ios(void) +void update_zii_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { /* Update GPIO Configuration Table */ gpio_tab[GPIO0][12].in_out = GPIO_IN; /* ZII_p0Rxd(0) */ @@ -1471,7 +1606,7 @@ void update_zii_ios(void) /*----------------------------------------------------------------------------+ | update_uic_0_3_irq_ios(). +----------------------------------------------------------------------------*/ -void update_uic_0_3_irq_ios(void) +void update_uic_0_3_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { gpio_tab[GPIO1][8].in_out = GPIO_IN; /* UIC_IRQ(0) */ gpio_tab[GPIO1][8].alt_nb = GPIO_ALT1; @@ -1489,7 +1624,7 @@ void update_uic_0_3_irq_ios(void) /*----------------------------------------------------------------------------+ | update_uic_4_9_irq_ios(). +----------------------------------------------------------------------------*/ -void update_uic_4_9_irq_ios(void) +void update_uic_4_9_irq_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { gpio_tab[GPIO1][12].in_out = GPIO_IN; /* UIC_IRQ(4) */ gpio_tab[GPIO1][12].alt_nb = GPIO_ALT1; @@ -1510,7 +1645,7 @@ void update_uic_4_9_irq_ios(void) /*----------------------------------------------------------------------------+ | update_dma_a_b_ios(). +----------------------------------------------------------------------------*/ -void update_dma_a_b_ios(void) +void update_dma_a_b_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { gpio_tab[GPIO1][12].in_out = GPIO_OUT; /* DMA_ACK(1) */ gpio_tab[GPIO1][12].alt_nb = GPIO_ALT2; @@ -1531,7 +1666,7 @@ void update_dma_a_b_ios(void) /*----------------------------------------------------------------------------+ | update_dma_c_d_ios(). +----------------------------------------------------------------------------*/ -void update_dma_c_d_ios(void) +void update_dma_c_d_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { gpio_tab[GPIO0][0].in_out = GPIO_IN; /* DMA_REQ(2) */ gpio_tab[GPIO0][0].alt_nb = GPIO_ALT2; @@ -1556,7 +1691,7 @@ void update_dma_c_d_ios(void) /*----------------------------------------------------------------------------+ | update_ebc_master_ios(). +----------------------------------------------------------------------------*/ -void update_ebc_master_ios(void) +void update_ebc_master_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { gpio_tab[GPIO0][27].in_out = GPIO_IN; /* EXT_EBC_REQ */ gpio_tab[GPIO0][27].alt_nb = GPIO_ALT1; @@ -1574,7 +1709,7 @@ void update_ebc_master_ios(void) /*----------------------------------------------------------------------------+ | update_usb2_device_ios(). +----------------------------------------------------------------------------*/ -void update_usb2_device_ios(void) +void update_usb2_device_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { gpio_tab[GPIO0][26].in_out = GPIO_IN; /* USB2D_RXVALID */ gpio_tab[GPIO0][26].alt_nb = GPIO_ALT2; @@ -1605,20 +1740,21 @@ void update_usb2_device_ios(void) /*----------------------------------------------------------------------------+ | update_pci_patch_ios(). +----------------------------------------------------------------------------*/ -void update_pci_patch_ios(void) +void update_pci_patch_ios(gpio_param_s (*gpio_tab)[GPIO_MAX]) { gpio_tab[GPIO0][29].in_out = GPIO_OUT; /* EBC_EXT_HDLA */ gpio_tab[GPIO0][29].alt_nb = GPIO_ALT1; } /*----------------------------------------------------------------------------+ - | set_chip_gpio_configuration(unsigned char gpio_core) + | set_chip_gpio_configuration(unsigned char gpio_core, + | gpio_param_s (*gpio_tab)[GPIO_MAX]) | Put the core impacted by clock modification and sharing in reset. | Config the select registers to resolve the sharing depending of the config. | Configure the GPIO registers. | +----------------------------------------------------------------------------*/ -void set_chip_gpio_configuration(unsigned char gpio_core) +void set_chip_gpio_configuration(unsigned char gpio_core, gpio_param_s (*gpio_tab)[GPIO_MAX]) { unsigned char i=0, j=0, reg_offset = 0; unsigned long gpio_reg, gpio_core_add; @@ -1772,11 +1908,12 @@ void configure_ppc440ep_pins(void) CORE_NOT_SELECTED /* PCI_PATCH */ }; + gpio_param_s gpio_tab[GPIO_GROUP_MAX][GPIO_MAX]; /* Table Default Initialisation + FPGA Access */ - init_default_gpio(); - set_chip_gpio_configuration(GPIO0); - set_chip_gpio_configuration(GPIO1); + init_default_gpio(gpio_tab); + set_chip_gpio_configuration(GPIO0, gpio_tab); + set_chip_gpio_configuration(GPIO1, gpio_tab); /* Update Table */ force_bup_core_selection(ppc440ep_core_selection, &config_val); @@ -1811,7 +1948,7 @@ void configure_ppc440ep_pins(void) /* UIC 0:3 Selection */ if (ppc440ep_core_selection[UIC_0_3] == CORE_SELECTED) { - update_uic_0_3_irq_ios(); + update_uic_0_3_irq_ios(gpio_tab); dma_a_b_unselect_in_fpga(); } @@ -1819,21 +1956,21 @@ void configure_ppc440ep_pins(void) if (ppc440ep_core_selection[UIC_4_9] == CORE_SELECTED) { sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_UICIRQ5_SEL; - update_uic_4_9_irq_ios(); + update_uic_4_9_irq_ios(gpio_tab); } /* DMA AB Selection */ if (ppc440ep_core_selection[DMA_CHANNEL_AB] == CORE_SELECTED) { sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_DIS_MASK) | SDR0_PFC1_DIS_DMAR_SEL; - update_dma_a_b_ios(); + update_dma_a_b_ios(gpio_tab); dma_a_b_selection_in_fpga(); } /* DMA CD Selection */ if (ppc440ep_core_selection[DMA_CHANNEL_CD] == CORE_SELECTED) { - update_dma_c_d_ios(); + update_dma_c_d_ios(gpio_tab); dma_c_d_selection_in_fpga(); } @@ -1842,14 +1979,14 @@ void configure_ppc440ep_pins(void) { sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_ERE_MASK) | SDR0_PFC1_ERE_EXTR_SEL; sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_EBCHR_SEL; - update_ebc_master_ios(); + update_ebc_master_ios(gpio_tab); } /* PCI Patch Enable */ if (ppc440ep_core_selection[PCI_PATCH] == CORE_SELECTED) { sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_EBCHR_SEL; - update_pci_patch_ios(); + update_pci_patch_ios(gpio_tab); } /* USB2 Host Selection - Not Implemented in PowerPC 440EP Pass1 */ @@ -1865,7 +2002,7 @@ void configure_ppc440ep_pins(void) /* USB2.0 Device Selection */ if (ppc440ep_core_selection[USB2_DEVICE] == CORE_SELECTED) { - update_usb2_device_ios(); + update_usb2_device_ios(gpio_tab); sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UES_MASK) | SDR0_PFC1_UES_USB2D_SEL; sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_UPR_MASK) | SDR0_PFC1_UPR_DISABLE; @@ -1898,14 +2035,23 @@ void configure_ppc440ep_pins(void) /* NAND Flash Selection */ if (ppc440ep_core_selection[NAND_FLASH] == CORE_SELECTED) { - update_ndfc_ios(); + update_ndfc_ios(gpio_tab); +#if !(defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)) mtsdr(sdr_cust0, SDR0_CUST0_MUX_NDFC_SEL | SDR0_CUST0_NDFC_ENABLE | SDR0_CUST0_NDFC_BW_8_BIT | SDR0_CUST0_NDFC_ARE_MASK | SDR0_CUST0_CHIPSELGAT_EN1 | SDR0_CUST0_CHIPSELGAT_EN2); +#else + mtsdr(sdr_cust0, SDR0_CUST0_MUX_NDFC_SEL | + SDR0_CUST0_NDFC_ENABLE | + SDR0_CUST0_NDFC_BW_8_BIT | + SDR0_CUST0_NDFC_ARE_MASK | + SDR0_CUST0_CHIPSELGAT_EN0 | + SDR0_CUST0_CHIPSELGAT_EN2); +#endif ndfc_selection_in_fpga(); } @@ -1918,7 +2064,7 @@ void configure_ppc440ep_pins(void) /* MII Selection */ if (ppc440ep_core_selection[MII_SEL] == CORE_SELECTED) { - update_zii_ios(); + update_zii_ios(gpio_tab); mfsdr(sdr_mfr, sdr0_mfr); sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_MII; mtsdr(sdr_mfr, sdr0_mfr); @@ -1929,7 +2075,7 @@ void configure_ppc440ep_pins(void) /* RMII Selection */ if (ppc440ep_core_selection[RMII_SEL] == CORE_SELECTED) { - update_zii_ios(); + update_zii_ios(gpio_tab); mfsdr(sdr_mfr, sdr0_mfr); sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_RMII_10M; mtsdr(sdr_mfr, sdr0_mfr); @@ -1940,7 +2086,7 @@ void configure_ppc440ep_pins(void) /* SMII Selection */ if (ppc440ep_core_selection[SMII_SEL] == CORE_SELECTED) { - update_zii_ios(); + update_zii_ios(gpio_tab); mfsdr(sdr_mfr, sdr0_mfr); sdr0_mfr = (sdr0_mfr & ~SDR0_MFR_ZMII_MODE_MASK) | SDR0_MFR_ZMII_MODE_SMII; mtsdr(sdr_mfr, sdr0_mfr); @@ -1977,7 +2123,7 @@ void configure_ppc440ep_pins(void) sdr0_pfc1 = (sdr0_pfc1 & ~SDR0_PFC1_U1ME_MASK) | SDR0_PFC1_U1ME_DSR_DTR; break; } - update_uart_ios(uart_configuration); + update_uart_ios(uart_configuration, gpio_tab); /* UART Selection in all cases */ uart_selection_in_fpga(uart_configuration); @@ -1999,8 +2145,8 @@ void configure_ppc440ep_pins(void) /* Perform effective access to hardware */ mtsdr(sdr_pfc1, sdr0_pfc1); - set_chip_gpio_configuration(GPIO0); - set_chip_gpio_configuration(GPIO1); + set_chip_gpio_configuration(GPIO0, gpio_tab); + set_chip_gpio_configuration(GPIO1, gpio_tab); /* USB2.0 Device Reset must be done after GPIO setting */ if (ppc440ep_core_selection[USB2_DEVICE] == CORE_SELECTED) diff --git a/board/amcc/bamboo/config.mk b/board/amcc/bamboo/config.mk index 9d7f4c3..b46527d 100644 --- a/board/amcc/bamboo/config.mk +++ b/board/amcc/bamboo/config.mk @@ -1,5 +1,5 @@ # -# (C) Copyright 2002-2006 +# (C) Copyright 2002-2007 # Wolfgang Denk, DENX Software Engineering, wd@denx.de. # # See file CREDITS for list of people who contributed to this @@ -21,7 +21,11 @@ # MA 02111-1307 USA # +sinclude $(OBJTREE)/board/$(BOARDDIR)/config.tmp + +ifndef TEXT_BASE TEXT_BASE = 0xFFFA0000 +endif PLATFORM_CPPFLAGS += -DCONFIG_440=1 diff --git a/board/amcc/bamboo/flash.c b/board/amcc/bamboo/flash.c index a30ab7a..8a2e832 100644 --- a/board/amcc/bamboo/flash.c +++ b/board/amcc/bamboo/flash.c @@ -53,7 +53,7 @@ flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ static unsigned long flash_addr_table[][CFG_MAX_FLASH_BANKS] = { {0x87800001, 0xFFF00000, 0xFFF80000}, /* 0:boot from small flash */ {0x00000000, 0x00000000, 0x00000000}, /* 1:boot from pci 66 */ - {0x00000000, 0x00000000, 0x00000000}, /* 2:boot from nand flash */ + {0x87800001, 0x00000000, 0x00000000}, /* 0:boot from nand flash */ {0x87F00000, 0x87F80000, 0xFFC00001}, /* 3:boot from big flash 33*/ {0x87F00000, 0x87F80000, 0xFFC00001}, /* 4:boot from big flash 66*/ {0x00000000, 0x00000000, 0x00000000}, /* 5:boot from */ @@ -134,10 +134,10 @@ unsigned long flash_init(void) flash_info[i].size = 0; /* check whether the address is 0 */ - if (flash_addr_table[index][i] == 0) { + if (flash_addr_table[index][i] == 0) continue; - } + DEBUGF("Detection bank %d...\n", i); /* call flash_get_size() to initialize sector address */ size_b[i] = flash_get_size((vu_long *) flash_addr_table[index][i], &flash_info[i]); diff --git a/board/amcc/bamboo/init.S b/board/amcc/bamboo/init.S index 7820107..f4d2ae3 100644 --- a/board/amcc/bamboo/init.S +++ b/board/amcc/bamboo/init.S @@ -1,74 +1,31 @@ /* -* -* 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 -*/ + * (C) Copyright 2007 + * Stefan Roese, DENX Software Engineering, sr@denx.de. + * + * Copyright (C) 2002 Scott McNutt <smcnutt@artesyncp.com> + * + * 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 <ppc_asm.tmpl> #include <config.h> - -/* General */ -#define TLB_VALID 0x00000200 - -/* Supported page sizes */ - -#define SZ_1K 0x00000000 -#define SZ_4K 0x00000010 -#define SZ_16K 0x00000020 -#define SZ_64K 0x00000030 -#define SZ_256K 0x00000040 -#define SZ_1M 0x00000050 -#define SZ_8M 0x00000060 -#define SZ_16M 0x00000070 -#define SZ_256M 0x00000090 - -/* Storage attributes */ -#define SA_W 0x00000800 /* Write-through */ -#define SA_I 0x00000400 /* Caching inhibited */ -#define SA_M 0x00000200 /* Memory coherence */ -#define SA_G 0x00000100 /* Guarded */ -#define SA_E 0x00000080 /* Endian */ - -/* Access control */ -#define AC_X 0x00000024 /* Execute */ -#define AC_W 0x00000012 /* Write */ -#define AC_R 0x00000009 /* Read */ - -/* Some handy macros */ - -#define EPN(e) ((e) & 0xfffffc00) -#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) ) -#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) ) -#define TLB2(a) ( (a)&0x00000fbf ) - -#define tlbtab_start\ - mflr r1 ;\ - bl 0f ; - -#define tlbtab_end\ - .long 0, 0, 0 ; \ -0: mflr r0 ; \ - mtlr r1 ; \ - blr ; - -#define tlbentry(epn,sz,rpn,erpn,attr)\ - .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr) - +#include <asm-ppc/mmu.h> /************************************************************************** * TLB TABLE @@ -80,34 +37,67 @@ * Pointer to the table is returned in r1 * *************************************************************************/ - - .section .bootpg,"ax" - .globl tlbtab + .section .bootpg,"ax" + .globl tlbtab tlbtab: - tlbtab_start - - /* - * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the - * speed up boot process. It is patched after relocation to enable SA_I - */ - tlbentry( CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G/*|SA_I*/) - - /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ - tlbentry( CFG_INIT_RAM_ADDR, SZ_64K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G ) - - tlbentry( CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I ) - tlbentry( CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_NVRAM_BASE_ADDR, SZ_256M, CFG_NVRAM_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_W|SA_I ) - tlbentry( CFG_NAND_ADDR, SZ_256M, CFG_NAND_ADDR, 0, AC_R|AC_W|AC_X|SA_W|SA_I ) - - /* PCI */ - tlbentry( CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I ) - tlbentry( CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I ) - - /* USB 2.0 Device */ - tlbentry( CFG_USB_DEVICE, SZ_1K, CFG_USB_DEVICE, 0, AC_R|AC_W|SA_G|SA_I ) - - tlbtab_end + tlbtab_start + + /* + * BOOT_CS (FLASH) must be first. Before relocation SA_I can be off to use the + * speed up boot process. It is patched after relocation to enable SA_I + */ +#ifndef CONFIG_NAND_SPL + tlbentry(CFG_BOOT_BASE_ADDR, SZ_256M, CFG_BOOT_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_G) +#else + tlbentry(CFG_NAND_BOOT_SPL_SRC, SZ_4K, CFG_NAND_BOOT_SPL_SRC, 0, AC_R|AC_W|AC_X|SA_G) + tlbentry(CFG_SDRAM_BASE, SZ_256M, CFG_SDRAM_BASE, 0, AC_R|AC_W|AC_X|SA_G|SA_I) +#endif + + /* TLB-entry for init-ram in dcache (SA_I must be turned off!) */ + tlbentry(CFG_INIT_RAM_ADDR, SZ_4K, CFG_INIT_RAM_ADDR, 0, AC_R|AC_W|AC_X|SA_G) + + /* PCI base & peripherals */ + tlbentry(CFG_PCI_BASE, SZ_256M, CFG_PCI_BASE, 0, AC_R|AC_W|SA_G|SA_I) + + tlbentry(CFG_NVRAM_BASE_ADDR, SZ_256M, CFG_NVRAM_BASE_ADDR, 0, AC_R|AC_W|AC_X|SA_W|SA_I) + tlbentry(CFG_NAND_ADDR, SZ_4K, CFG_NAND_ADDR, 0, AC_R|AC_W|AC_X|SA_W|SA_I) + + /* PCI */ + tlbentry(CFG_PCI_MEMBASE, SZ_256M, CFG_PCI_MEMBASE, 0, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE1, SZ_256M, CFG_PCI_MEMBASE1, 0, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE2, SZ_256M, CFG_PCI_MEMBASE2, 0, AC_R|AC_W|SA_G|SA_I) + tlbentry(CFG_PCI_MEMBASE3, SZ_256M, CFG_PCI_MEMBASE3, 0, AC_R|AC_W|SA_G|SA_I) + + /* USB 2.0 Device */ + tlbentry(CFG_USB_DEVICE, SZ_1K, CFG_USB_DEVICE, 0, AC_R|AC_W|SA_G|SA_I) + + tlbtab_end + +#if defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) + /* + * For NAND booting the first TLB has to be reconfigured to full size + * and with caching disabled after running from RAM! + */ +#define TLB00 TLB0(CFG_BOOT_BASE_ADDR, SZ_256M) +#define TLB01 TLB1(CFG_BOOT_BASE_ADDR, 0) +#define TLB02 TLB2(AC_R|AC_W|AC_X|SA_G|SA_I) + + .globl reconfig_tlb0 +reconfig_tlb0: + sync + isync + addi r4,r0,0x0000 /* TLB entry #0 */ + lis r5,TLB00@h + ori r5,r5,TLB00@l + tlbwe r5,r4,0x0000 /* Save it out */ + lis r5,TLB01@h + ori r5,r5,TLB01@l + tlbwe r5,r4,0x0001 /* Save it out */ + lis r5,TLB02@h + ori r5,r5,TLB02@l + tlbwe r5,r4,0x0002 /* Save it out */ + sync + isync + blr +#endif diff --git a/board/amcc/bamboo/u-boot-nand.lds b/board/amcc/bamboo/u-boot-nand.lds new file mode 100644 index 0000000..a5dae0e --- /dev/null +++ b/board/amcc/bamboo/u-boot-nand.lds @@ -0,0 +1,137 @@ +/* + * (C) Copyright 2007 + * 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 + */ + +OUTPUT_ARCH(powerpc) +SEARCH_DIR(/lib); SEARCH_DIR(/usr/lib); SEARCH_DIR(/usr/local/lib); SEARCH_DIR(/usr/local/powerpc-any-elf/lib); +SECTIONS +{ + /* Read-only sections, merged into text segment: */ + . = + SIZEOF_HEADERS; + .interp : { *(.interp) } + .hash : { *(.hash) } + .dynsym : { *(.dynsym) } + .dynstr : { *(.dynstr) } + .rel.text : { *(.rel.text) } + .rela.text : { *(.rela.text) } + .rel.data : { *(.rel.data) } + .rela.data : { *(.rela.data) } + .rel.rodata : { *(.rel.rodata) } + .rela.rodata : { *(.rela.rodata) } + .rel.got : { *(.rel.got) } + .rela.got : { *(.rela.got) } + .rel.ctors : { *(.rel.ctors) } + .rela.ctors : { *(.rela.ctors) } + .rel.dtors : { *(.rel.dtors) } + .rela.dtors : { *(.rela.dtors) } + .rel.bss : { *(.rel.bss) } + .rela.bss : { *(.rela.bss) } + .rel.plt : { *(.rel.plt) } + .rela.plt : { *(.rela.plt) } + .init : { *(.init) } + .plt : { *(.plt) } + .text : + { + /* WARNING - the following is hand-optimized to fit within */ + /* the sector layout of our flash chips! XXX FIXME XXX */ + + cpu/ppc4xx/start.o (.text) + + /* Align to next NAND block */ + . = ALIGN(0x4000); + common/environment.o (.ppcenv) + /* Keep some space here for redundant env and potential bad env blocks */ + . = ALIGN(0x10000); + + *(.text) + *(.fixup) + *(.got1) + } + _etext = .; + PROVIDE (etext = .); + .rodata : + { + *(.rodata) + *(.rodata1) + *(.rodata.str1.4) + } + .fini : { *(.fini) } =0 + .ctors : { *(.ctors) } + .dtors : { *(.dtors) } + + /* Read-write section, merged into data segment: */ + . = (. + 0x00FF) & 0xFFFFFF00; + _erotext = .; + PROVIDE (erotext = .); + .reloc : + { + *(.got) + _GOT2_TABLE_ = .; + *(.got2) + _FIXUP_TABLE_ = .; + *(.fixup) + } + __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >>2; + __fixup_entries = (. - _FIXUP_TABLE_)>>2; + + .data : + { + *(.data) + *(.data1) + *(.sdata) + *(.sdata2) + *(.dynamic) + CONSTRUCTORS + } + _edata = .; + PROVIDE (edata = .); + + . = .; + __u_boot_cmd_start = .; + .u_boot_cmd : { *(.u_boot_cmd) } + __u_boot_cmd_end = .; + + + . = .; + __start___ex_table = .; + __ex_table : { *(__ex_table) } + __stop___ex_table = .; + + . = ALIGN(256); + __init_begin = .; + .text.init : { *(.text.init) } + .data.init : { *(.data.init) } + . = ALIGN(256); + __init_end = .; + + __bss_start = .; + .bss : + { + *(.sbss) *(.scommon) + *(.dynbss) + *(.bss) + *(COMMON) + } + + _end = . ; + PROVIDE (end = .); +} diff --git a/board/amcc/bamboo/u-boot.lds b/board/amcc/bamboo/u-boot.lds index f6d7183..0375618 100644 --- a/board/amcc/bamboo/u-boot.lds +++ b/board/amcc/bamboo/u-boot.lds @@ -141,8 +141,6 @@ SECTIONS *(COMMON) } - ppcenv_assert = ASSERT(. < 0xFFFF8000, ".bss section too big, overlaps .ppcenv section. Please update your confguration: CFG_MONITOR_BASE, CFG_MONITOR_LEN and TEXT_BASE may need to be modified."); - _end = . ; PROVIDE (end = .); } |