diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/arch/ppc/include/arch/pciconf.h | 22 | ||||
| -rw-r--r-- | src/arch/ppc/include/board.h | 9 | ||||
| -rw-r--r-- | src/arch/ppc/include/printk.h | 18 | ||||
| -rw-r--r-- | src/arch/ppc/include/sdram.h | 2 | ||||
| -rw-r--r-- | src/arch/ppc/init/ppc_main.c | 1 | ||||
| -rw-r--r-- | src/mainboard/motorola/sandpoint/init.c | 63 |
6 files changed, 107 insertions, 8 deletions
diff --git a/src/arch/ppc/include/arch/pciconf.h b/src/arch/ppc/include/arch/pciconf.h index 8695ee2294..d210e3b445 100644 --- a/src/arch/ppc/include/arch/pciconf.h +++ b/src/arch/ppc/include/arch/pciconf.h @@ -1,9 +1,17 @@ -#ifndef PCI_CONF_REG_INDEX +#ifndef _PCICONF_H +#define _PCICONF_H -// These are defined in the PCI spec, and hence are theoretically -// inclusive of ANYTHING that uses a PCI bus. -#define PCI_CONF_REG_INDEX 0xcf8 -#define PCI_CONF_REG_DATA 0xcfc -#define CONFIG_ADDR(bus,devfn,where) (((bus) << 16) | ((devfn) << 8) | (where)) +/* + * Direct access to PCI hardware... + */ +extern uint8_t pci_ppc_read_config8(unsigned char, int, int); +extern uint16_t pci_ppc_read_config16(unsigned char, int, int); +extern uint32_t pci_ppc_read_config32(unsigned char, int, int); +extern int pci_ppc_write_config8(unsigned char, int, int, uint8_t); +extern int pci_ppc_write_config16(unsigned char, int, int, uint16_t); +extern int pci_ppc_write_config32(unsigned char, int, int, uint32_t); -#endif +#define CONFIG_CMD(bus,devfn,where) \ + ((bus << 16) | (devfn << 8) | (where & ~3) | 0x80000000) + +#endif /* _PCICONF_H */ diff --git a/src/arch/ppc/include/board.h b/src/arch/ppc/include/board.h new file mode 100644 index 0000000000..7eba34177a --- /dev/null +++ b/src/arch/ppc/include/board.h @@ -0,0 +1,9 @@ +#ifndef _BOARD_H +#define _BOARD_H + +/* + * Provided for all PPC boards to do board-level initialization. This + * happens prior to entry into hardwaremain(). + */ +extern void board_init(void); +#endif /* _BOARD_H */ diff --git a/src/arch/ppc/include/printk.h b/src/arch/ppc/include/printk.h new file mode 100644 index 0000000000..dac99a8ba6 --- /dev/null +++ b/src/arch/ppc/include/printk.h @@ -0,0 +1,18 @@ +#ifndef _PRINTK_H +#define _PRINTK_H +#include <console/loglevel.h> + +extern int do_printk(int, const char *, ...); + +#define printk_emerg(fmt, arg...) do_printk(BIOS_EMERG ,fmt, ##arg) +#define printk_alert(fmt, arg...) do_printk(BIOS_ALERT ,fmt, ##arg) +#define printk_crit(fmt, arg...) do_printk(BIOS_CRIT ,fmt, ##arg) +#define printk_err(fmt, arg...) do_printk(BIOS_ERR ,fmt, ##arg) +#define printk_warning(fmt, arg...) do_printk(BIOS_WARNING ,fmt, ##arg) +#define printk_notice(fmt, arg...) do_printk(BIOS_NOTICE ,fmt, ##arg) +#define printk_info(fmt, arg...) do_printk(BIOS_INFO ,fmt, ##arg) +#define printk_debug(fmt, arg...) do_printk(BIOS_DEBUG ,fmt, ##arg) +#define printk_spew(fmt, arg...) do_printk(BIOS_SPEW ,fmt, ##arg) + +#endif /* _PRINTK_H */ + diff --git a/src/arch/ppc/include/sdram.h b/src/arch/ppc/include/sdram.h index d4bec80f4e..848cfe2e42 100644 --- a/src/arch/ppc/include/sdram.h +++ b/src/arch/ppc/include/sdram.h @@ -2,7 +2,7 @@ #define _SDRAM_H /* - * Provided for all PPC boards to to SDRAM initialization. This + * Provided for all PPC boards to do SDRAM initialization. This * happens prior to entry into hardwaremain(). */ extern void sdram_init(void); diff --git a/src/arch/ppc/init/ppc_main.c b/src/arch/ppc/init/ppc_main.c index a89e02b7dd..33827f0179 100644 --- a/src/arch/ppc/init/ppc_main.c +++ b/src/arch/ppc/init/ppc_main.c @@ -3,6 +3,7 @@ * gwatson@lanl.gov */ +#include <board.h> #include <sdram.h> extern unsigned _iseg[]; diff --git a/src/mainboard/motorola/sandpoint/init.c b/src/mainboard/motorola/sandpoint/init.c new file mode 100644 index 0000000000..3bfdb5c2a6 --- /dev/null +++ b/src/mainboard/motorola/sandpoint/init.c @@ -0,0 +1,63 @@ +/* + * Copyright (C) 2003, Greg Watson <gwatson@lanl.gov> + * + * 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 + */ + +/* + * Do very early board initialization: + * + * - Configure External Bus (EBC) + * - Setup Flash + * - Setup NVRTC + * - Setup Board Control and Status Registers (BCSR) + * - Enable UART0 for debugging + */ + +#include <ppc_asm.tmpl> +#include <ppc.h> +#include <arch/io.h> + +void pnp_output(char address, char data) +{ + outb(address, PNP_CFGADDR); + outb(data, PNP_CFGDATA); +} + +void +board_init(void) +{ + /* + * Configure FLASH + */ + + /* + * Configure NVTRC/BCSR + */ + + /* + * Enable UART0 + */ + pnp_output(0x07, 6); /* LD 6 = UART0 */ + pnp_output(0x30, 0); /* Dectivate */ + pnp_output(0x60, TTYS0_BASE >> 8); /* IO Base */ + pnp_output(0x61, TTYS0_BASE & 0xFF); /* IO Base */ + pnp_output(0x30, 1); /* Activate */ + uart8250_init(UART0_IO_BASE, 115200/TTYS0_BAUD, TTYS0_LCS); +} |