diff options
Diffstat (limited to 'hw/pam.h')
-rw-r--r-- | hw/pam.h | 97 |
1 files changed, 0 insertions, 97 deletions
diff --git a/hw/pam.h b/hw/pam.h deleted file mode 100644 index 8e9e349b1d..0000000000 --- a/hw/pam.h +++ /dev/null @@ -1,97 +0,0 @@ -#ifndef QEMU_PAM_H -#define QEMU_PAM_H - -/* - * Copyright (c) 2006 Fabrice Bellard - * Copyright (c) 2011 Isaku Yamahata <yamahata at valinux co jp> - * VA Linux Systems Japan K.K. - * Copyright (c) 2012 Jason Baron <jbaron@redhat.com> - * - * Split out from piix_pci.c - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL - * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN - * THE SOFTWARE. - */ - -/* - * SMRAM memory area and PAM memory area in Legacy address range for PC. - * PAM: Programmable Attribute Map registers - * - * 0xa0000 - 0xbffff compatible SMRAM - * - * 0xc0000 - 0xc3fff Expansion area memory segments - * 0xc4000 - 0xc7fff - * 0xc8000 - 0xcbfff - * 0xcc000 - 0xcffff - * 0xd0000 - 0xd3fff - * 0xd4000 - 0xd7fff - * 0xd8000 - 0xdbfff - * 0xdc000 - 0xdffff - * 0xe0000 - 0xe3fff Extended System BIOS Area Memory Segments - * 0xe4000 - 0xe7fff - * 0xe8000 - 0xebfff - * 0xec000 - 0xeffff - * - * 0xf0000 - 0xfffff System BIOS Area Memory Segments - */ - -#include "qemu-common.h" -#include "exec/memory.h" - -#define SMRAM_C_BASE 0xa0000 -#define SMRAM_C_END 0xc0000 -#define SMRAM_C_SIZE 0x20000 - -#define PAM_EXPAN_BASE 0xc0000 -#define PAM_EXPAN_SIZE 0x04000 - -#define PAM_EXBIOS_BASE 0xe0000 -#define PAM_EXBIOS_SIZE 0x04000 - -#define PAM_BIOS_BASE 0xf0000 -#define PAM_BIOS_END 0xfffff -/* 64KB: Intel 3 series express chipset family p. 58*/ -#define PAM_BIOS_SIZE 0x10000 - -/* PAM registers: log nibble and high nibble*/ -#define PAM_ATTR_WE ((uint8_t)2) -#define PAM_ATTR_RE ((uint8_t)1) -#define PAM_ATTR_MASK ((uint8_t)3) - -/* SMRAM register */ -#define SMRAM_D_OPEN ((uint8_t)(1 << 6)) -#define SMRAM_D_CLS ((uint8_t)(1 << 5)) -#define SMRAM_D_LCK ((uint8_t)(1 << 4)) -#define SMRAM_G_SMRAME ((uint8_t)(1 << 3)) -#define SMRAM_C_BASE_SEG_MASK ((uint8_t)0x7) -#define SMRAM_C_BASE_SEG ((uint8_t)0x2) /* hardwired to b010 */ - -typedef struct PAMMemoryRegion { - MemoryRegion alias[4]; /* index = PAM value */ - unsigned current; -} PAMMemoryRegion; - -void smram_update(MemoryRegion *smram_region, uint8_t smram, - uint8_t smm_enabled); -void smram_set_smm(uint8_t *host_smm_enabled, int smm, uint8_t smram, - MemoryRegion *smram_region); -void init_pam(MemoryRegion *ram, MemoryRegion *system, MemoryRegion *pci, - PAMMemoryRegion *mem, uint32_t start, uint32_t size); -void pam_update(PAMMemoryRegion *mem, int idx, uint8_t val); - -#endif /* QEMU_PAM_H */ |