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Diffstat (limited to 'arch/ppc/boot/simple/openbios.c')
-rw-r--r--arch/ppc/boot/simple/openbios.c128
1 files changed, 0 insertions, 128 deletions
diff --git a/arch/ppc/boot/simple/openbios.c b/arch/ppc/boot/simple/openbios.c
deleted file mode 100644
index 6ff2701598f2..000000000000
--- a/arch/ppc/boot/simple/openbios.c
+++ /dev/null
@@ -1,128 +0,0 @@
-/*
- * Copyright (c) 2005 DENX Software Engineering
- * Stefan Roese <sr@denx.de>
- *
- * Based on original work by
- * 2005 (c) SYSGO AG - g.jaeger@sysgo.com
- *
- * This file is licensed under the terms of the GNU General Public
- * License version 2. This program is licensed "as is" without
- * any warranty of any kind, whether express or implied.
- *
- */
-
-#include <linux/types.h>
-#include <linux/string.h>
-#include <asm/ppcboot.h>
-#include <asm/ibm4xx.h>
-#include <asm/reg.h>
-#ifdef CONFIG_40x
-#include <asm/io.h>
-#endif
-
-#if defined(CONFIG_BUBINGA)
-#define BOARD_INFO_VECTOR 0xFFF80B50 /* openbios 1.19 moved this vector down - armin */
-#else
-#define BOARD_INFO_VECTOR 0xFFFE0B50
-#endif
-
-#ifdef CONFIG_40x
-/* Supply a default Ethernet address for those eval boards that don't
- * ship with one. This is an address from the MBX board I have, so
- * it is unlikely you will find it on your network.
- */
-static ushort def_enet_addr[] = { 0x0800, 0x3e26, 0x1559 };
-
-extern unsigned long timebase_period_ns;
-#endif /* CONFIG_40x */
-
-extern unsigned long decompress_kernel(unsigned long load_addr, int num_words,
- unsigned long cksum);
-
-/* We need to make sure that this is before the images to ensure
- * that it's in a mapped location. */
-bd_t hold_resid_buf __attribute__ ((__section__ (".data.boot")));
-bd_t *hold_residual = &hold_resid_buf;
-
-typedef struct openbios_board_info {
- unsigned char bi_s_version[4]; /* Version of this structure */
- unsigned char bi_r_version[30]; /* Version of the IBM ROM */
- unsigned int bi_memsize; /* DRAM installed, in bytes */
-#ifdef CONFIG_405EP
- unsigned char bi_enetaddr[2][6]; /* Local Ethernet MAC address */
-#else /* CONFIG_405EP */
- unsigned char bi_enetaddr[6]; /* Local Ethernet MAC address */
-#endif /* CONFIG_405EP */
- unsigned char bi_pci_enetaddr[6]; /* PCI Ethernet MAC address */
- unsigned int bi_intfreq; /* Processor speed, in Hz */
- unsigned int bi_busfreq; /* PLB Bus speed, in Hz */
- unsigned int bi_pci_busfreq; /* PCI Bus speed, in Hz */
-#ifdef CONFIG_405EP
- unsigned int bi_opb_busfreq; /* OPB Bus speed, in Hz */
- unsigned int bi_pllouta_freq; /* PLL OUTA speed, in Hz */
-#endif /* CONFIG_405EP */
-} openbios_bd_t;
-
-void *
-load_kernel(unsigned long load_addr, int num_words, unsigned long cksum,
- void *ign1, void *ign2)
-{
-#ifdef CONFIG_40x
- openbios_bd_t *openbios_bd = NULL;
- openbios_bd_t *(*get_board_info)(void) =
- (openbios_bd_t *(*)(void))(*(unsigned long *)BOARD_INFO_VECTOR);
-
- /*
- * On 40x platforms we not only need the MAC-addresses, but also the
- * clocks and memsize. Now try to get all values using the OpenBIOS
- * "get_board_info()" callback.
- */
- if ((openbios_bd = get_board_info()) != NULL) {
- /*
- * Copy bd_info from OpenBIOS struct into U-Boot struct
- * used by kernel
- */
- hold_residual->bi_memsize = openbios_bd->bi_memsize;
- hold_residual->bi_intfreq = openbios_bd->bi_intfreq;
- hold_residual->bi_busfreq = openbios_bd->bi_busfreq;
- hold_residual->bi_pci_busfreq = openbios_bd->bi_pci_busfreq;
- memcpy(hold_residual->bi_pci_enetaddr, openbios_bd->bi_pci_enetaddr, 6);
-#ifdef CONFIG_405EP
- memcpy(hold_residual->bi_enetaddr, openbios_bd->bi_enetaddr[0], 6);
- memcpy(hold_residual->bi_enet1addr, openbios_bd->bi_enetaddr[1], 6);
- hold_residual->bi_opbfreq = openbios_bd->bi_opb_busfreq;
- hold_residual->bi_procfreq = openbios_bd->bi_pllouta_freq;
-#else /* CONFIG_405EP */
- memcpy(hold_residual->bi_enetaddr, openbios_bd->bi_enetaddr, 6);
-#endif /* CONFIG_405EP */
- } else {
- /* Hmmm...better try to stuff some defaults.
- */
- hold_residual->bi_memsize = 16 * 1024 * 1024;
- hold_residual->bi_intfreq = 200000000;
- hold_residual->bi_busfreq = 100000000;
- hold_residual->bi_pci_busfreq = 66666666;
-
- /*
- * Only supply one mac-address in this fallback
- */
- memcpy(hold_residual->bi_enetaddr, (void *)def_enet_addr, 6);
-#ifdef CONFIG_405EP
- hold_residual->bi_opbfreq = 50000000;
- hold_residual->bi_procfreq = 200000000;
-#endif /* CONFIG_405EP */
- }
-
- timebase_period_ns = 1000000000 / hold_residual->bi_intfreq;
-#endif /* CONFIG_40x */
-
-#ifdef CONFIG_440GP
- /* simply copy the MAC addresses */
- memcpy(hold_residual->bi_enetaddr, (char *)OPENBIOS_MAC_BASE, 6);
- memcpy(hold_residual->bi_enet1addr, (char *)(OPENBIOS_MAC_BASE+OPENBIOS_MAC_OFFSET), 6);
-#endif /* CONFIG_440GP */
-
- decompress_kernel(load_addr, num_words, cksum);
-
- return (void *)hold_residual;
-}