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authorGreg Watson <jarrah@users.sourceforge.net>2003-11-09 23:11:34 +0000
committerGreg Watson <jarrah@users.sourceforge.net>2003-11-09 23:11:34 +0000
commit91deab98a9adea9a4f2251ba73f46ca86f2acdaa (patch)
treea568857e10c756a52e3ec1c38220843ca7f71c19
parent54d4e651635c17979f27a615b18ba3550a91e7ea (diff)
*** empty log message ***
git-svn-id: svn://svn.coreboot.org/coreboot/trunk@1270 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
-rw-r--r--src/arch/ppc/include/arch/pciconf.h22
-rw-r--r--src/arch/ppc/include/board.h9
-rw-r--r--src/arch/ppc/include/printk.h18
-rw-r--r--src/arch/ppc/include/sdram.h2
-rw-r--r--src/arch/ppc/init/ppc_main.c1
-rw-r--r--src/mainboard/motorola/sandpoint/init.c63
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);
+}