Use correct types to enable > 2G support, based on a patch from

Anthony Liguori. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4265 c046a42c-6fe2-441c-8c8c-71466251a162
kvaneesh · Apr 27, 2008 · 00f82b8 · 00f82b8
1 parent c1d00dc
commit 00f82b8
Show file tree

Hide file tree

Showing 38 changed files with 177 additions and 102 deletions.
diff --git a/cpu-all.h b/cpu-all.h
@@ -806,12 +806,20 @@ int cpu_inw(CPUState *env, int addr);
 int cpu_inl(CPUState *env, int addr);
 #endif
 
+/* address in the RAM (different from a physical address) */
+#ifdef USE_KQEMU
+typedef uint32_t ram_addr_t;
+#else
+typedef unsigned long ram_addr_t;
+#endif
+
 /* memory API */
 
-extern int phys_ram_size;
+extern ram_addr_t phys_ram_size;
 extern int phys_ram_fd;
 extern uint8_t *phys_ram_base;
 extern uint8_t *phys_ram_dirty;
+extern ram_addr_t ram_size;
 
 /* physical memory access */
 #define TLB_INVALID_MASK   (1 << 3)
@@ -833,10 +841,10 @@ typedef void CPUWriteMemoryFunc(void *opaque, target_phys_addr_t addr, uint32_t
 typedef uint32_t CPUReadMemoryFunc(void *opaque, target_phys_addr_t addr);
 
 void cpu_register_physical_memory(target_phys_addr_t start_addr,
-                                  unsigned long size,
-                                  unsigned long phys_offset);
-uint32_t cpu_get_physical_page_desc(target_phys_addr_t addr);
-ram_addr_t qemu_ram_alloc(unsigned int size);
+                                  ram_addr_t size,
+                                  ram_addr_t phys_offset);
+ram_addr_t cpu_get_physical_page_desc(target_phys_addr_t addr);
+ram_addr_t qemu_ram_alloc(ram_addr_t);
 void qemu_ram_free(ram_addr_t addr);
 int cpu_register_io_memory(int io_index,
                            CPUReadMemoryFunc **mem_read,

diff --git a/cpu-defs.h b/cpu-defs.h
@@ -76,9 +76,6 @@ typedef uint64_t target_phys_addr_t;
 #error TARGET_PHYS_ADDR_BITS undefined
 #endif
 
-/* address in the RAM (different from a physical address) */
-typedef unsigned long ram_addr_t;
-
 #define HOST_LONG_SIZE (HOST_LONG_BITS / 8)
 
 #define EXCP_INTERRUPT 	0x10000 /* async interruption */

diff --git a/exec-all.h b/exec-all.h
@@ -82,7 +82,7 @@ int cpu_restore_state_copy(struct TranslationBlock *tb,
 void cpu_resume_from_signal(CPUState *env1, void *puc);
 void cpu_exec_init(CPUState *env);
 int page_unprotect(target_ulong address, unsigned long pc, void *puc);
-void tb_invalidate_phys_page_range(target_ulong start, target_ulong end,
+void tb_invalidate_phys_page_range(target_phys_addr_t start, target_phys_addr_t end,
                                    int is_cpu_write_access);
 void tb_invalidate_page_range(target_ulong start, target_ulong end);
 void tlb_flush_page(CPUState *env, target_ulong addr);

diff --git a/exec.c b/exec.c
@@ -74,6 +74,10 @@
 #define TARGET_VIRT_ADDR_SPACE_BITS 42
 #elif defined(TARGET_PPC64)
 #define TARGET_PHYS_ADDR_SPACE_BITS 42
+#elif defined(TARGET_X86_64) && !defined(USE_KQEMU)
+#define TARGET_PHYS_ADDR_SPACE_BITS 42
+#elif defined(TARGET_I386) && !defined(USE_KQEMU)
+#define TARGET_PHYS_ADDR_SPACE_BITS 36
 #else
 /* Note: for compatibility with kqemu, we use 32 bits for x86_64 */
 #define TARGET_PHYS_ADDR_SPACE_BITS 32
@@ -88,7 +92,7 @@ spinlock_t tb_lock = SPIN_LOCK_UNLOCKED;
 uint8_t code_gen_buffer[CODE_GEN_BUFFER_SIZE] __attribute__((aligned (32)));
 uint8_t *code_gen_ptr;
 
-int phys_ram_size;
+ram_addr_t phys_ram_size;
 int phys_ram_fd;
 uint8_t *phys_ram_base;
 uint8_t *phys_ram_dirty;
@@ -113,7 +117,7 @@ typedef struct PageDesc {
 
 typedef struct PhysPageDesc {
     /* offset in host memory of the page + io_index in the low 12 bits */
-    uint32_t phys_offset;
+    ram_addr_t phys_offset;
 } PhysPageDesc;
 
 #define L2_BITS 10
@@ -234,7 +238,7 @@ static void page_init(void)
 #endif
 }
 
-static inline PageDesc *page_find_alloc(unsigned int index)
+static inline PageDesc *page_find_alloc(target_ulong index)
 {
     PageDesc **lp, *p;
 
@@ -249,7 +253,7 @@ static inline PageDesc *page_find_alloc(unsigned int index)
     return p + (index & (L2_SIZE - 1));
 }
 
-static inline PageDesc *page_find(unsigned int index)
+static inline PageDesc *page_find(target_ulong index)
 {
     PageDesc *p;
 
@@ -511,12 +515,12 @@ static inline void tb_reset_jump(TranslationBlock *tb, int n)
     tb_set_jmp_target(tb, n, (unsigned long)(tb->tc_ptr + tb->tb_next_offset[n]));
 }
 
-static inline void tb_phys_invalidate(TranslationBlock *tb, unsigned int page_addr)
+static inline void tb_phys_invalidate(TranslationBlock *tb, target_ulong page_addr)
 {
     CPUState *env;
     PageDesc *p;
     unsigned int h, n1;
-    target_ulong phys_pc;
+    target_phys_addr_t phys_pc;
     TranslationBlock *tb1, *tb2;
 
     /* remove the TB from the hash list */
@@ -667,7 +671,7 @@ static void tb_gen_code(CPUState *env,
    the same physical page. 'is_cpu_write_access' should be true if called
    from a real cpu write access: the virtual CPU will exit the current
    TB if code is modified inside this TB. */
-void tb_invalidate_phys_page_range(target_ulong start, target_ulong end,
+void tb_invalidate_phys_page_range(target_phys_addr_t start, target_phys_addr_t end,
                                    int is_cpu_write_access)
 {
     int n, current_tb_modified, current_tb_not_found, current_flags;
@@ -780,7 +784,7 @@ void tb_invalidate_phys_page_range(target_ulong start, target_ulong end,
 }
 
 /* len must be <= 8 and start must be a multiple of len */
-static inline void tb_invalidate_phys_page_fast(target_ulong start, int len)
+static inline void tb_invalidate_phys_page_fast(target_phys_addr_t start, int len)
 {
     PageDesc *p;
     int offset, b;
@@ -809,7 +813,7 @@ static inline void tb_invalidate_phys_page_fast(target_ulong start, int len)
 }
 
 #if !defined(CONFIG_SOFTMMU)
-static void tb_invalidate_phys_page(target_ulong addr,
+static void tb_invalidate_phys_page(target_phys_addr_t addr,
                                     unsigned long pc, void *puc)
 {
     int n, current_flags, current_tb_modified;
@@ -1985,9 +1989,9 @@ static inline void tlb_set_dirty(CPUState *env,
 #endif /* defined(CONFIG_USER_ONLY) */
 
 static int subpage_register (subpage_t *mmio, uint32_t start, uint32_t end,
-                             int memory);
-static void *subpage_init (target_phys_addr_t base, uint32_t *phys,
-                           int orig_memory);
+                             ram_addr_t memory);
+static void *subpage_init (target_phys_addr_t base, ram_addr_t *phys,
+                           ram_addr_t orig_memory);
 #define CHECK_SUBPAGE(addr, start_addr, start_addr2, end_addr, end_addr2, \
                       need_subpage)                                     \
     do {                                                                \
@@ -2012,21 +2016,21 @@ static void *subpage_init (target_phys_addr_t base, uint32_t *phys,
    page size. If (phys_offset & ~TARGET_PAGE_MASK) != 0, then it is an
    io memory page */
 void cpu_register_physical_memory(target_phys_addr_t start_addr,
-                                  unsigned long size,
-                                  unsigned long phys_offset)
+                                  ram_addr_t size,
+                                  ram_addr_t phys_offset)
 {
     target_phys_addr_t addr, end_addr;
     PhysPageDesc *p;
     CPUState *env;
-    unsigned long orig_size = size;
+    ram_addr_t orig_size = size;
     void *subpage;
 
     size = (size + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
     end_addr = start_addr + (target_phys_addr_t)size;
     for(addr = start_addr; addr != end_addr; addr += TARGET_PAGE_SIZE) {
         p = phys_page_find(addr >> TARGET_PAGE_BITS);
         if (p && p->phys_offset != IO_MEM_UNASSIGNED) {
-            unsigned long orig_memory = p->phys_offset;
+            ram_addr_t orig_memory = p->phys_offset;
             target_phys_addr_t start_addr2, end_addr2;
             int need_subpage = 0;
 
@@ -2079,7 +2083,7 @@ void cpu_register_physical_memory(target_phys_addr_t start_addr,
 }
 
 /* XXX: temporary until new memory mapping API */
-uint32_t cpu_get_physical_page_desc(target_phys_addr_t addr)
+ram_addr_t cpu_get_physical_page_desc(target_phys_addr_t addr)
 {
     PhysPageDesc *p;
 
@@ -2090,11 +2094,11 @@ uint32_t cpu_get_physical_page_desc(target_phys_addr_t addr)
 }
 
 /* XXX: better than nothing */
-ram_addr_t qemu_ram_alloc(unsigned int size)
+ram_addr_t qemu_ram_alloc(ram_addr_t size)
 {
     ram_addr_t addr;
     if ((phys_ram_alloc_offset + size) > phys_ram_size) {
-        fprintf(stderr, "Not enough memory (requested_size = %u, max memory = %d)\n",
+        fprintf(stderr, "Not enough memory (requested_size = %lu, max memory = %ld)\n",
                 size, phys_ram_size);
         abort();
     }
@@ -2408,7 +2412,7 @@ static CPUWriteMemoryFunc *subpage_write[] = {
 };
 
 static int subpage_register (subpage_t *mmio, uint32_t start, uint32_t end,
-                             int memory)
+                             ram_addr_t memory)
 {
     int idx, eidx;
     unsigned int i;
@@ -2438,8 +2442,8 @@ static int subpage_register (subpage_t *mmio, uint32_t start, uint32_t end,
     return 0;
 }
 
-static void *subpage_init (target_phys_addr_t base, uint32_t *phys,
-                           int orig_memory)
+static void *subpage_init (target_phys_addr_t base, ram_addr_t *phys,
+                           ram_addr_t orig_memory)
 {
     subpage_t *mmio;
     int subpage_memory;

diff --git a/hw/an5206.c b/hw/an5206.c
@@ -30,7 +30,7 @@ void DMA_run (void)
 
 /* Board init.  */
 
-static void an5206_init(int ram_size, int vga_ram_size,
+static void an5206_init(ram_addr_t ram_size, int vga_ram_size,
                      const char *boot_device, DisplayState *ds,
                      const char *kernel_filename, const char *kernel_cmdline,
                      const char *initrd_filename, const char *cpu_model)

diff --git a/hw/boards.h b/hw/boards.h
@@ -3,7 +3,7 @@
 #ifndef HW_BOARDS_H
 #define HW_BOARDS_H
 
-typedef void QEMUMachineInitFunc(int ram_size, int vga_ram_size,
+typedef void QEMUMachineInitFunc(ram_addr_t ram_size, int vga_ram_size,
                                  const char *boot_device, DisplayState *ds,
                                  const char *kernel_filename,
                                  const char *kernel_cmdline,

diff --git a/hw/dummy_m68k.c b/hw/dummy_m68k.c
@@ -14,7 +14,7 @@
 
 /* Board init.  */
 
-static void dummy_m68k_init(int ram_size, int vga_ram_size,
+static void dummy_m68k_init(ram_addr_t ram_size, int vga_ram_size,
                      const char *boot_device, DisplayState *ds,
                      const char *kernel_filename, const char *kernel_cmdline,
                      const char *initrd_filename, const char *cpu_model)

diff --git a/hw/etraxfs.c b/hw/etraxfs.c
@@ -41,7 +41,7 @@ void etraxfs_timer_init(CPUState *env, qemu_irq *irqs,
 void etraxfs_ser_init(CPUState *env, qemu_irq *irqs, target_phys_addr_t base);
 
 static
-void bareetraxfs_init (int ram_size, int vga_ram_size,
+void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size,
                        const char *boot_device, DisplayState *ds,
                        const char *kernel_filename, const char *kernel_cmdline,
                        const char *initrd_filename, const char *cpu_model)

diff --git a/hw/gumstix.c b/hw/gumstix.c
@@ -41,7 +41,7 @@
 
 static const int sector_len = 128 * 1024;
 
-static void connex_init(int ram_size, int vga_ram_size,
+static void connex_init(ram_addr_t ram_size, int vga_ram_size,
                 const char *boot_device, DisplayState *ds,
                 const char *kernel_filename, const char *kernel_cmdline,
                 const char *initrd_filename, const char *cpu_model)
@@ -81,7 +81,7 @@ static void connex_init(int ram_size, int vga_ram_size,
                     pxa2xx_gpio_in_get(cpu->gpio)[36]);
 }
 
-static void verdex_init(int ram_size, int vga_ram_size,
+static void verdex_init(ram_addr_t ram_size, int vga_ram_size,
                 const char *boot_device, DisplayState *ds,
                 const char *kernel_filename, const char *kernel_cmdline,
                 const char *initrd_filename, const char *cpu_model)

diff --git a/hw/integratorcp.c b/hw/integratorcp.c
@@ -474,7 +474,7 @@ static struct arm_boot_info integrator_binfo = {
     .board_id = 0x113,
 };
 
-static void integratorcp_init(int ram_size, int vga_ram_size,
+static void integratorcp_init(ram_addr_t ram_size, int vga_ram_size,
                      const char *boot_device, DisplayState *ds,
                      const char *kernel_filename, const char *kernel_cmdline,
                      const char *initrd_filename, const char *cpu_model)

diff --git a/hw/mainstone.c b/hw/mainstone.c
@@ -68,7 +68,7 @@ static struct arm_boot_info mainstone_binfo = {
     .ram_size = 0x04000000,
 };
 
-static void mainstone_common_init(int ram_size, int vga_ram_size,
+static void mainstone_common_init(ram_addr_t ram_size, int vga_ram_size,
                 DisplayState *ds, const char *kernel_filename,
                 const char *kernel_cmdline, const char *initrd_filename,
                 const char *cpu_model, enum mainstone_model_e model, int arm_id)
@@ -134,7 +134,7 @@ static void mainstone_common_init(int ram_size, int vga_ram_size,
     arm_load_kernel(cpu->env, &mainstone_binfo);
 }
 
-static void mainstone_init(int ram_size, int vga_ram_size,
+static void mainstone_init(ram_addr_t ram_size, int vga_ram_size,
                 const char *boot_device, DisplayState *ds,
                 const char *kernel_filename, const char *kernel_cmdline,
                 const char *initrd_filename, const char *cpu_model)

diff --git a/hw/mcf5208.c b/hw/mcf5208.c
@@ -202,7 +202,7 @@ static void mcf5208_sys_init(qemu_irq *pic)
     }
 }
 
-static void mcf5208evb_init(int ram_size, int vga_ram_size,
+static void mcf5208evb_init(ram_addr_t ram_size, int vga_ram_size,
                      const char *boot_device, DisplayState *ds,
                      const char *kernel_filename, const char *kernel_cmdline,
                      const char *initrd_filename, const char *cpu_model)

diff --git a/hw/mips_jazz.c b/hw/mips_jazz.c
@@ -116,7 +116,7 @@ void espdma_memory_write(void *opaque, uint8_t *buf, int len)
 #define MAGNUM_BIOS_SIZE (BIOS_SIZE < MAGNUM_BIOS_SIZE_MAX ? BIOS_SIZE : MAGNUM_BIOS_SIZE_MAX)
 
 static
-void mips_jazz_init (int ram_size, int vga_ram_size,
+void mips_jazz_init (ram_addr_t ram_size, int vga_ram_size,
                      DisplayState *ds, const char *cpu_model,
                      enum jazz_model_e jazz_model)
 {
@@ -256,7 +256,7 @@ void mips_jazz_init (int ram_size, int vga_ram_size,
 }
 
 static
-void mips_magnum_init (int ram_size, int vga_ram_size,
+void mips_magnum_init (ram_addr_t ram_size, int vga_ram_size,
                        const char *boot_device, DisplayState *ds,
                        const char *kernel_filename, const char *kernel_cmdline,
                        const char *initrd_filename, const char *cpu_model)
@@ -265,7 +265,7 @@ void mips_magnum_init (int ram_size, int vga_ram_size,
 }
 
 static
-void mips_pica61_init (int ram_size, int vga_ram_size,
+void mips_pica61_init (ram_addr_t ram_size, int vga_ram_size,
                        const char *boot_device, DisplayState *ds,
                        const char *kernel_filename, const char *kernel_cmdline,
                        const char *initrd_filename, const char *cpu_model)

diff --git a/hw/mips_malta.c b/hw/mips_malta.c
@@ -763,7 +763,7 @@ static void main_cpu_reset(void *opaque)
 }
 
 static
-void mips_malta_init (int ram_size, int vga_ram_size,
+void mips_malta_init (ram_addr_t ram_size, int vga_ram_size,
                       const char *boot_device, DisplayState *ds,
                       const char *kernel_filename, const char *kernel_cmdline,
                       const char *initrd_filename, const char *cpu_model)

diff --git a/hw/mips_mipssim.c b/hw/mips_mipssim.c
@@ -106,7 +106,7 @@ static void main_cpu_reset(void *opaque)
 }
 
 static void
-mips_mipssim_init (int ram_size, int vga_ram_size,
+mips_mipssim_init (ram_addr_t ram_size, int vga_ram_size,
                    const char *boot_device, DisplayState *ds,
                    const char *kernel_filename, const char *kernel_cmdline,
                    const char *initrd_filename, const char *cpu_model)

diff --git a/hw/mips_r4k.c b/hw/mips_r4k.c
@@ -147,7 +147,7 @@ static void main_cpu_reset(void *opaque)
 
 static const int sector_len = 32 * 1024;
 static
-void mips_r4k_init (int ram_size, int vga_ram_size,
+void mips_r4k_init (ram_addr_t ram_size, int vga_ram_size,
                     const char *boot_device, DisplayState *ds,
                     const char *kernel_filename, const char *kernel_cmdline,
                     const char *initrd_filename, const char *cpu_model)

diff --git a/hw/nseries.c b/hw/nseries.c
@@ -891,7 +891,7 @@ static struct arm_boot_info n800_binfo = {
     .atag_board = n800_atag_setup,
 };
 
-static void n800_init(int ram_size, int vga_ram_size,
+static void n800_init(ram_addr_t ram_size, int vga_ram_size,
                 const char *boot_device, DisplayState *ds,
                 const char *kernel_filename, const char *kernel_cmdline,
                 const char *initrd_filename, const char *cpu_model)

diff --git a/hw/palm.c b/hw/palm.c
@@ -200,7 +200,7 @@ static struct arm_boot_info palmte_binfo = {
     .board_id = 0x331,
 };
 
-static void palmte_init(int ram_size, int vga_ram_size,
+static void palmte_init(ram_addr_t ram_size, int vga_ram_size,
                 const char *boot_device, DisplayState *ds,
                 const char *kernel_filename, const char *kernel_cmdline,
                 const char *initrd_filename, const char *cpu_model)