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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/include/hw/nvram
parent9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff)
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/include/hw/nvram')
-rw-r--r--qemu/include/hw/nvram/eeprom93xx.h40
-rw-r--r--qemu/include/hw/nvram/fw_cfg.h89
-rw-r--r--qemu/include/hw/nvram/openbios_firmware_abi.h75
3 files changed, 204 insertions, 0 deletions
diff --git a/qemu/include/hw/nvram/eeprom93xx.h b/qemu/include/hw/nvram/eeprom93xx.h
new file mode 100644
index 000000000..8ba0e287f
--- /dev/null
+++ b/qemu/include/hw/nvram/eeprom93xx.h
@@ -0,0 +1,40 @@
+/*
+ * QEMU EEPROM 93xx emulation
+ *
+ * Copyright (c) 2006-2007 Stefan Weil
+ *
+ * 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; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * 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, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef EEPROM93XX_H
+#define EEPROM93XX_H
+
+typedef struct _eeprom_t eeprom_t;
+
+/* Create a new EEPROM with (nwords * 2) bytes. */
+eeprom_t *eeprom93xx_new(DeviceState *dev, uint16_t nwords);
+
+/* Destroy an existing EEPROM. */
+void eeprom93xx_free(DeviceState *dev, eeprom_t *eeprom);
+
+/* Read from the EEPROM. */
+uint16_t eeprom93xx_read(eeprom_t *eeprom);
+
+/* Write to the EEPROM. */
+void eeprom93xx_write(eeprom_t *eeprom, int eecs, int eesk, int eedi);
+
+/* Get EEPROM data array. */
+uint16_t *eeprom93xx_data(eeprom_t *eeprom);
+
+#endif /* EEPROM93XX_H */
diff --git a/qemu/include/hw/nvram/fw_cfg.h b/qemu/include/hw/nvram/fw_cfg.h
new file mode 100644
index 000000000..e60d3ca21
--- /dev/null
+++ b/qemu/include/hw/nvram/fw_cfg.h
@@ -0,0 +1,89 @@
+#ifndef FW_CFG_H
+#define FW_CFG_H
+
+#ifndef NO_QEMU_PROTOS
+#include <stdint.h>
+#include <stddef.h>
+
+#include "exec/hwaddr.h"
+#include "qemu/typedefs.h"
+#endif
+
+#define FW_CFG_SIGNATURE 0x00
+#define FW_CFG_ID 0x01
+#define FW_CFG_UUID 0x02
+#define FW_CFG_RAM_SIZE 0x03
+#define FW_CFG_NOGRAPHIC 0x04
+#define FW_CFG_NB_CPUS 0x05
+#define FW_CFG_MACHINE_ID 0x06
+#define FW_CFG_KERNEL_ADDR 0x07
+#define FW_CFG_KERNEL_SIZE 0x08
+#define FW_CFG_KERNEL_CMDLINE 0x09
+#define FW_CFG_INITRD_ADDR 0x0a
+#define FW_CFG_INITRD_SIZE 0x0b
+#define FW_CFG_BOOT_DEVICE 0x0c
+#define FW_CFG_NUMA 0x0d
+#define FW_CFG_BOOT_MENU 0x0e
+#define FW_CFG_MAX_CPUS 0x0f
+#define FW_CFG_KERNEL_ENTRY 0x10
+#define FW_CFG_KERNEL_DATA 0x11
+#define FW_CFG_INITRD_DATA 0x12
+#define FW_CFG_CMDLINE_ADDR 0x13
+#define FW_CFG_CMDLINE_SIZE 0x14
+#define FW_CFG_CMDLINE_DATA 0x15
+#define FW_CFG_SETUP_ADDR 0x16
+#define FW_CFG_SETUP_SIZE 0x17
+#define FW_CFG_SETUP_DATA 0x18
+#define FW_CFG_FILE_DIR 0x19
+
+#define FW_CFG_FILE_FIRST 0x20
+#define FW_CFG_FILE_SLOTS 0x10
+#define FW_CFG_MAX_ENTRY (FW_CFG_FILE_FIRST+FW_CFG_FILE_SLOTS)
+
+#define FW_CFG_WRITE_CHANNEL 0x4000
+#define FW_CFG_ARCH_LOCAL 0x8000
+#define FW_CFG_ENTRY_MASK ~(FW_CFG_WRITE_CHANNEL | FW_CFG_ARCH_LOCAL)
+
+#define FW_CFG_INVALID 0xffff
+
+#define FW_CFG_MAX_FILE_PATH 56
+
+#ifndef NO_QEMU_PROTOS
+typedef struct FWCfgFile {
+ uint32_t size; /* file size */
+ uint16_t select; /* write this to 0x510 to read it */
+ uint16_t reserved;
+ char name[FW_CFG_MAX_FILE_PATH];
+} FWCfgFile;
+
+typedef struct FWCfgFiles {
+ uint32_t count;
+ FWCfgFile f[];
+} FWCfgFiles;
+
+typedef void (*FWCfgCallback)(void *opaque, uint8_t *data);
+typedef void (*FWCfgReadCallback)(void *opaque, uint32_t offset);
+
+void fw_cfg_add_bytes(FWCfgState *s, uint16_t key, void *data, size_t len);
+void fw_cfg_add_string(FWCfgState *s, uint16_t key, const char *value);
+void fw_cfg_add_i16(FWCfgState *s, uint16_t key, uint16_t value);
+void fw_cfg_modify_i16(FWCfgState *s, uint16_t key, uint16_t value);
+void fw_cfg_add_i32(FWCfgState *s, uint16_t key, uint32_t value);
+void fw_cfg_add_i64(FWCfgState *s, uint16_t key, uint64_t value);
+void fw_cfg_add_file(FWCfgState *s, const char *filename, void *data,
+ size_t len);
+void fw_cfg_add_file_callback(FWCfgState *s, const char *filename,
+ FWCfgReadCallback callback, void *callback_opaque,
+ void *data, size_t len);
+void *fw_cfg_modify_file(FWCfgState *s, const char *filename, void *data,
+ size_t len);
+FWCfgState *fw_cfg_init_io(uint32_t iobase);
+FWCfgState *fw_cfg_init_mem(hwaddr ctl_addr, hwaddr data_addr);
+FWCfgState *fw_cfg_init_mem_wide(hwaddr ctl_addr, hwaddr data_addr,
+ uint32_t data_width);
+
+FWCfgState *fw_cfg_find(void);
+
+#endif /* NO_QEMU_PROTOS */
+
+#endif
diff --git a/qemu/include/hw/nvram/openbios_firmware_abi.h b/qemu/include/hw/nvram/openbios_firmware_abi.h
new file mode 100644
index 000000000..c66ee2268
--- /dev/null
+++ b/qemu/include/hw/nvram/openbios_firmware_abi.h
@@ -0,0 +1,75 @@
+#ifndef FIRMWARE_ABI_H
+#define FIRMWARE_ABI_H
+
+/* OpenBIOS NVRAM partition */
+struct OpenBIOS_nvpart_v1 {
+ uint8_t signature;
+ uint8_t checksum;
+ uint16_t len; // BE, length divided by 16
+ char name[12];
+};
+
+#define OPENBIOS_PART_SYSTEM 0x70
+#define OPENBIOS_PART_FREE 0x7f
+
+static inline void
+OpenBIOS_finish_partition(struct OpenBIOS_nvpart_v1 *header, uint32_t size)
+{
+ unsigned int i, sum;
+ uint8_t *tmpptr;
+
+ // Length divided by 16
+ header->len = cpu_to_be16(size >> 4);
+
+ // Checksum
+ tmpptr = (uint8_t *)header;
+ sum = *tmpptr;
+ for (i = 0; i < 14; i++) {
+ sum += tmpptr[2 + i];
+ sum = (sum + ((sum & 0xff00) >> 8)) & 0xff;
+ }
+ header->checksum = sum & 0xff;
+}
+
+static inline uint32_t
+OpenBIOS_set_var(uint8_t *nvram, uint32_t addr, const char *str)
+{
+ uint32_t len;
+
+ len = strlen(str) + 1;
+ memcpy(&nvram[addr], str, len);
+
+ return addr + len;
+}
+
+/* Sun IDPROM structure at the end of NVRAM */
+/* from http://www.squirrel.com/squirrel/sun-nvram-hostid.faq.html */
+struct Sun_nvram {
+ uint8_t type; /* always 01 */
+ uint8_t machine_id; /* first byte of host id (machine type) */
+ uint8_t macaddr[6]; /* 6 byte ethernet address (first 3 bytes 08, 00, 20) */
+ uint8_t date[4]; /* date of manufacture */
+ uint8_t hostid[3]; /* remaining 3 bytes of host id (serial number) */
+ uint8_t checksum; /* bitwise xor of previous bytes */
+};
+
+static inline void
+Sun_init_header(struct Sun_nvram *header, const uint8_t *macaddr, int machine_id)
+{
+ uint8_t tmp, *tmpptr;
+ unsigned int i;
+
+ header->type = 1;
+ header->machine_id = machine_id & 0xff;
+ memcpy(&header->macaddr, macaddr, 6);
+ memcpy(&header->hostid , &macaddr[3], 3);
+
+ /* Calculate checksum */
+ tmp = 0;
+ tmpptr = (uint8_t *)header;
+ for (i = 0; i < 15; i++)
+ tmp ^= tmpptr[i];
+
+ header->checksum = tmp;
+}
+#endif /* FIRMWARE_ABI_H */