diff options
author | Yang Zhang <yang.z.zhang@intel.com> | 2015-08-28 09:58:54 +0800 |
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committer | Yang Zhang <yang.z.zhang@intel.com> | 2015-09-01 12:44:00 +0800 |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/common/lynxkdi.c | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/common/lynxkdi.c')
-rw-r--r-- | qemu/roms/u-boot/common/lynxkdi.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/common/lynxkdi.c b/qemu/roms/u-boot/common/lynxkdi.c new file mode 100644 index 000000000..22ad384ef --- /dev/null +++ b/qemu/roms/u-boot/common/lynxkdi.c @@ -0,0 +1,70 @@ +/* + * Copyright (c) Orbacom Systems, Inc <www.orbacom.com> + * All rights reserved. + * + * Redistribution and use in source and binary forms are freely + * permitted provided that the above copyright notice and this + * paragraph and the following disclaimer are duplicated in all + * such forms. + * + * This software is provided "AS IS" and without any express or + * implied warranties, including, without limitation, the implied + * warranties of merchantability and fitness for a particular + * purpose. + */ + +#include <common.h> +#include <asm/processor.h> +#include <image.h> +#include <net.h> + +#include <lynxkdi.h> + +DECLARE_GLOBAL_DATA_PTR; + +#if defined(CONFIG_MPC8260) || defined(CONFIG_440EP) || defined(CONFIG_440GR) +void lynxkdi_boot(image_header_t *hdr) +{ + void (*lynxkdi)(void) = (void(*)(void))image_get_ep(hdr); + lynxos_bootparms_t *parms = (lynxos_bootparms_t *)0x0020; + bd_t *kbd; + u32 *psz = (u32 *)(image_get_load(hdr) + 0x0204); + + memset(parms, 0, sizeof(*parms)); + kbd = gd->bd; + parms->clock_ref = kbd->bi_busfreq; + parms->dramsz = kbd->bi_memsize; + eth_getenv_enetaddr("ethaddr", parms->ethaddr); + mtspr(SPRN_SPRG2, 0x0020); + + /* Do a simple check for Bluecat so we can pass the + * kernel command line parameters. + */ + /* FIXME: NOT SURE HERE ! */ + if (le32_to_cpu(*psz) == image_get_data_size(hdr)) { + char *args; + char *cmdline = (char *)(image_get_load(hdr) + 0x020c); + int len; + + printf("Booting Bluecat KDI ...\n"); + udelay(200*1000); /* Allow serial port to flush */ + if ((args = getenv("bootargs")) == NULL) + args = ""; + /* Prepend the cmdline */ + len = strlen(args); + if (len && (len + strlen(cmdline) + 2 < (0x0400 - 0x020c))) { + memmove(cmdline + strlen(args) + 1, cmdline, + strlen(cmdline)); + strcpy(cmdline, args); + cmdline[len] = ' '; + } + } + else { + printf("Booting LynxOS KDI ...\n"); + } + + lynxkdi(); +} +#else +#error "Lynx KDI support not implemented for configured CPU" +#endif |