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authorYang Zhang <yang.z.zhang@intel.com>2015-08-28 09:58:54 +0800
committerYang Zhang <yang.z.zhang@intel.com>2015-09-01 12:44:00 +0800
commite44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch)
tree66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/openbios/utils/devbios/programming.h
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/openbios/utils/devbios/programming.h')
-rw-r--r--qemu/roms/openbios/utils/devbios/programming.h73
1 files changed, 73 insertions, 0 deletions
diff --git a/qemu/roms/openbios/utils/devbios/programming.h b/qemu/roms/openbios/utils/devbios/programming.h
new file mode 100644
index 000000000..3ad104e86
--- /dev/null
+++ b/qemu/roms/openbios/utils/devbios/programming.h
@@ -0,0 +1,73 @@
+/*
+ * OpenBIOS - free your system!
+ * ( firmware/flash device driver for Linux )
+ *
+ * programming.h - prototypes for flash device programming
+ *
+ * This program is part of a free implementation of the IEEE 1275-1994
+ * Standard for Boot (Initialization Configuration) Firmware.
+ *
+ * Copyright (C) 1998-2004 Stefan Reinauer, <stepan@openbios.org>
+ *
+ * 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; version 2 of the License.
+ *
+ * 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., 51 Franklin St, Fifth Floor, Boston, MA, 02110-1301 USA
+ *
+ */
+
+/* Addresses */
+#define ADDR_MANUFACTURER 0x0000
+#define ADDR_DEVICE_ID 0x0001
+#define ADDR_SECTOR_LOCK 0x0002
+#define ADDR_HANDSHAKE 0x0003
+
+#define ADDR_UNLOCK_1 0x5555
+#define ADDR_UNLOCK_2 0x2AAA
+#define ADDR_COMMAND 0x5555
+
+/* Commands */
+#define CMD_UNLOCK_DATA_1 0xAA
+#define CMD_UNLOCK_DATA_2 0x55
+#define CMD_MANUFACTURER_UNLOCK_DATA 0x90
+#define CMD_UNLOCK_BYPASS_MODE 0x20
+#define CMD_PROGRAM_UNLOCK_DATA 0xA0
+#define CMD_RESET_DATA 0xF0
+#define CMD_SECTOR_ERASE_UNLOCK_DATA 0x80
+#define CMD_SECTOR_ERASE_UNLOCK_DATA_2 0x30
+#define CMD_ERASE_DATA 0x10
+#define CMD_UNLOCK_SECTOR 0x60
+
+extern int flashcount;
+
+void flash_command(unsigned char *addr, unsigned char command);
+
+void flash_program (unsigned char *addr);
+void flash_program_atmel (unsigned char *addr);
+
+int flash_ready_toggle (unsigned char *addr, unsigned int offset);
+int flash_ready_poll (unsigned char *addr, unsigned int offset, unsigned char data);
+
+int flash_erase (unsigned char *addr, unsigned int flashnum);
+int flash_erase_sectors (unsigned char *addr, unsigned int flashnum,
+ unsigned int startsec, unsigned int endsec);
+
+void iflash_program_byte (unsigned char *addr, unsigned int offset, unsigned char data);
+int iflash_erase_sectors (unsigned char *addr, unsigned int flashnum, unsigned int startsec, unsigned int endsec);
+
+unsigned char flash_readb(unsigned char *addr, unsigned int offset);
+void flash_writeb(unsigned char *addr, unsigned int offset, unsigned char data);
+
+
+int flash_probe_address(void *address);
+void flash_probe_area(unsigned long romaddr, unsigned long romsize,
+ int map_always);
+