Split up brcm63xx into files/

[openwrt.git] / target / linux / brcm63xx-2.6 / files / arch / mips / bcm963xx / prom.c

diff --git a/target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/prom.c b/target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/prom.c
new file mode 100644 (file)
index 0000000..44a542d
--- /dev/null
+++ b/target/linux/brcm63xx-2.6/files/arch/mips/bcm963xx/prom.c
@@ -0,0 +1,143 @@
+/*
+<:copyright-gpl
+ Copyright 2004 Broadcom Corp. All Rights Reserved.
+
+ This program is free software; you can distribute it and/or modify it
+ under the terms of the GNU General Public License (Version 2) as
+ published by the Free Software Foundation.
+
+ This program is distributed in the hope 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.
+:>
+*/
+/*
+ * prom.c: PROM library initialization code.
+ *
+ */
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/bootmem.h>
+#include <linux/blkdev.h>
+#include <asm/addrspace.h>
+#include <asm/bootinfo.h>
+#include <asm/cpu.h>
+#include <asm/time.h>
+
+#include <bcm_map_part.h>
+#include <board.h>
+#include "boardparms.h"
+#include "softdsl/AdslCoreDefs.h"
+
+
+//char arcs_cmdline[CL_SIZE] __initdata = {0};
+/* inv_xde */
+int boot_loader_type;
+int prom_argc;
+char **prom_argv, **prom_envp;
+
+extern int  do_syslog(int, char *, int);
+extern void serial_init(void);
+extern void __init InitNvramInfo( void );
+extern void kerSysFlashInit( void );
+extern unsigned long get_nvram_start_addr(void);
+void __init create_root_nfs_cmdline( char *cmdline );
+
+#define MACH_BCM                    MACH_BCM96348
+
+const char *get_system_type(void)
+{
+    /*PNVRAM_DATA pNvramData = (PNVRAM_DATA) get_nvram_start_addr();
+
+    return( pNvramData->szBoardId );*/
+    return "brcm63xx";
+}
+
+unsigned long getMemorySize(void)
+{
+    unsigned long ulSdramType = BOARD_SDRAM_TYPE;
+
+    unsigned long ulSdramSize;
+
+    switch( ulSdramType )
+    {
+    case BP_MEMORY_16MB_1_CHIP:
+    case BP_MEMORY_16MB_2_CHIP:
+        ulSdramSize = 16 * 1024 * 1024;
+        break;
+    case BP_MEMORY_32MB_1_CHIP:
+    case BP_MEMORY_32MB_2_CHIP:
+        ulSdramSize = 32 * 1024 * 1024;
+        break;
+    case BP_MEMORY_64MB_2_CHIP:
+        ulSdramSize = 64 * 1024 * 1024;
+        break;
+    default:
+        ulSdramSize = 8 * 1024 * 1024;
+        break;
+    }
+    if (boot_loader_type == BOOT_CFE)
+      return ulSdramSize;
+    else
+      // assume that there is one contiguous memory map
+      return boot_mem_map.map[0].size;
+}
+
+/* --------------------------------------------------------------------------
+    Name: prom_init
+ -------------------------------------------------------------------------- */
+void __init prom_init(void)
+{
+    extern ulong r4k_interval;
+
+    serial_init();
+
+    prom_argc = fw_arg0;
+    prom_argv = (char **) fw_arg1;
+    prom_envp = (char **) fw_arg2;
+
+    if ((prom_argv > 0x80000000) && (prom_argv < 0x82000000)) {
+      strncpy(arcs_cmdline, prom_argv[1], CL_SIZE);
+    }
+
+    if (strncmp(arcs_cmdline, "boot_loader=RedBoot", 19) != 0) {
+      boot_loader_type =  BOOT_CFE;
+    }
+    else {
+      boot_loader_type = BOOT_REDBOOT;
+    }
+
+    do_syslog(8, NULL, 8);
+
+    printk( "%s prom init\n", get_system_type() );
+
+    PERF->IrqMask = 0;
+
+    arcs_cmdline[0] = '\0';
+
+       if (boot_loader_type == BOOT_CFE)
+      add_memory_region(0, (getMemorySize() - ADSL_SDRAM_IMAGE_SIZE), BOOT_MEM_RAM);
+    else
+       add_memory_region(0, (0x01000000 - ADSL_SDRAM_IMAGE_SIZE), BOOT_MEM_RAM);
+
+    mips_machgroup = MACH_GROUP_BRCM;
+    mips_machtype = MACH_BCM;
+
+       BpSetBoardId("96348GW-10");
+}
+
+/* --------------------------------------------------------------------------
+    Name: prom_free_prom_memory
+Abstract:
+ -------------------------------------------------------------------------- */
+void __init prom_free_prom_memory(void)
+{
+
+}
+