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authorScott Wood <scottwood@freescale.com>2008-01-17 16:31:40 -0600
committerKumar Gala <galak@kernel.crashing.org>2008-01-23 19:34:40 -0600
commitb09c16440eb39c12cc91aea5b572c753a5567d57 (patch)
treed23f6bc58c0147e02d7f84fd5b03e0d80b50efb5 /arch/powerpc/boot/redboot.h
parent[POWERPC] 85xx: Respect KERNELBASE, PAGE_OFFSET, and PHYSICAL_START on e500 (diff)
downloadlinux-dev-b09c16440eb39c12cc91aea5b572c753a5567d57.tar.xz
linux-dev-b09c16440eb39c12cc91aea5b572c753a5567d57.zip
[POWERPC] 8xx: Analogue & Micro Adder875 board support.
Signed-off-by: Scott Wood <scottwood@freescale.com> Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
Diffstat (limited to 'arch/powerpc/boot/redboot.h')
-rw-r--r--arch/powerpc/boot/redboot.h56
1 files changed, 56 insertions, 0 deletions
diff --git a/arch/powerpc/boot/redboot.h b/arch/powerpc/boot/redboot.h
new file mode 100644
index 000000000000..ace0b7fed8eb
--- /dev/null
+++ b/arch/powerpc/boot/redboot.h
@@ -0,0 +1,56 @@
+#ifndef _PPC_REDBOOT_H
+#define _PPC_REDBOOT_H
+
+//=========================================================================
+// include/asm-ppc/redboot.h
+// Copyright (c) 2002, 2003 Gary Thomas (<gary@mlbassoc.com>
+// Copyright (c) 1997 Dan Malek (dmalek@jlc.net)
+
+//
+// Board specific details, as provided by RedBoot
+//
+
+/* A Board Information structure that is given to a program when
+ * RedBoot starts it up. Note: not all fields make sense for all
+ * architectures and it's up to the platform specific code to fill
+ * in the details.
+ */
+typedef struct bd_info {
+ unsigned int bi_tag; /* Should be 0x42444944 "BDID" */
+ unsigned int bi_size; /* Size of this structure */
+ unsigned int bi_revision; /* revision of this structure */
+ unsigned int bi_bdate; /* bootstrap date, i.e. 0x19971106 */
+ unsigned int bi_memstart; /* Memory start address */
+ unsigned int bi_memsize; /* Memory (end) size in bytes */
+ unsigned int bi_intfreq; /* Internal Freq, in Hz */
+ unsigned int bi_busfreq; /* Bus Freq, in Hz */
+ unsigned int bi_cpmfreq; /* CPM Freq, in Hz */
+ unsigned int bi_brgfreq; /* BRG Freq, in Hz */
+ unsigned int bi_vco; /* VCO Out from PLL */
+ unsigned int bi_pci_freq; /* PCI Freq, in Hz */
+ unsigned int bi_baudrate; /* Default console baud rate */
+ unsigned int bi_immr; /* IMMR when called from boot rom */
+ unsigned char bi_enetaddr[6];
+ unsigned int bi_flashbase; /* Physical address of FLASH memory */
+ unsigned int bi_flashsize; /* Length of FLASH memory */
+ int bi_flashwidth; /* Width (8,16,32,64) */
+ unsigned char *bi_cmdline; /* Pointer to command line */
+ unsigned char bi_esa[3][6]; /* Ethernet station addresses */
+ unsigned int bi_ramdisk_begin, bi_ramdisk_end;
+ struct { /* Information about [main] video screen */
+ short x_res; /* Horizontal resolution in pixels */
+ short y_res; /* Vertical resolution in pixels */
+ short bpp; /* Bits/pixel */
+ short mode; /* Type of pixels (packed, indexed) */
+ unsigned long fb; /* Pointer to frame buffer (pixel) memory */
+ } bi_video;
+ void (*bi_cputc)(char); /* Write a character to the RedBoot console */
+ char (*bi_cgetc)(void); /* Read a character from the RedBoot console */
+ int (*bi_ctstc)(void); /* Test for input on the RedBoot console */
+} bd_t;
+
+#define BI_REV 0x0102 /* Version 1.02 */
+
+#define bi_pci_busfreq bi_pci_freq
+#define bi_immr_base bi_immr
+#endif