[Qemu-devel] [7052] Use qemu_ram_alloc.

[Qemu-devel] [7052] Use qemu_ram_alloc.

[Paul Brook]

Revision: 7052
          http://svn.sv.gnu.org/viewvc/?view=rev&root=qemu&revision=7052
Author:   pbrook
Date:     2009-04-09 17:15:18 +0000 (Thu, 09 Apr 2009)
Log Message:
-----------
Use qemu_ram_alloc.

Signed-off-by: Paul Brook <paul@codesourcery.com>

Modified Paths:
--------------
    trunk/hw/arm-misc.h
    trunk/hw/integratorcp.c
    trunk/hw/realview.c
    trunk/hw/versatilepb.c

Modified: trunk/hw/arm-misc.h
===================================================================
--- trunk/hw/arm-misc.h	2009-04-09 15:20:50 UTC (rev 7051)
+++ trunk/hw/arm-misc.h	2009-04-09 17:15:18 UTC (rev 7052)
@@ -27,6 +27,7 @@
     const char *kernel_cmdline;
     const char *initrd_filename;
     target_phys_addr_t loader_start;
+    target_phys_addr_t smp_loader_start;
     int nb_cpus;
     int board_id;
     int (*atag_board)(struct arm_boot_info *info, void *p);

Modified: trunk/hw/integratorcp.c
===================================================================
--- trunk/hw/integratorcp.c	2009-04-09 15:20:50 UTC (rev 7051)
+++ trunk/hw/integratorcp.c	2009-04-09 17:15:18 UTC (rev 7052)
@@ -457,7 +457,7 @@
                      const char *initrd_filename, const char *cpu_model)
 {
     CPUState *env;
-    uint32_t ram_offset;
+    ram_addr_t ram_offset;
     qemu_irq *pic;
     qemu_irq *cpu_pic;
     int sd;

Modified: trunk/hw/realview.c
===================================================================
--- trunk/hw/realview.c	2009-04-09 15:20:50 UTC (rev 7051)
+++ trunk/hw/realview.c	2009-04-09 17:15:18 UTC (rev 7052)
@@ -29,6 +29,7 @@
                      const char *initrd_filename, const char *cpu_model)
 {
     CPUState *env;
+    ram_addr_t ram_offset;
     qemu_irq *pic;
     void *scsi_hba;
     PCIBus *pci_bus;
@@ -64,9 +65,10 @@
         }
     }
 
+    ram_offset = qemu_ram_alloc(ram_size);
     /* ??? RAM should repeat to fill physical memory space.  */
     /* SDRAM at address zero.  */
-    cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
+    cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM);
 
     arm_sysctl_init(0x10000000, 0xc1400400);
 
@@ -182,18 +184,19 @@
     /* 0x68000000 PCI mem 1.  */
     /* 0x6c000000 PCI mem 2.  */
 
+    /* ??? Hack to map an additional page of ram for the secondary CPU
+       startup code.  I guess this works on real hardware because the
+       BootROM happens to be in ROM/flash or in memory that isn't clobbered
+       until after Linux boots the secondary CPUs.  */
+    ram_offset = qemu_ram_alloc(0x1000);
+    cpu_register_physical_memory(0x80000000, 0x1000, ram_offset | IO_MEM_RAM);
+
     realview_binfo.ram_size = ram_size;
     realview_binfo.kernel_filename = kernel_filename;
     realview_binfo.kernel_cmdline = kernel_cmdline;
     realview_binfo.initrd_filename = initrd_filename;
     realview_binfo.nb_cpus = ncpu;
     arm_load_kernel(first_cpu, &realview_binfo);
-
-    /* ??? Hack to map an additional page of ram for the secondary CPU
-       startup code.  I guess this works on real hardware because the
-       BootROM happens to be in ROM/flash or in memory that isn't clobbered
-       until after Linux boots the secondary CPUs.  */
-    cpu_register_physical_memory(0x80000000, 0x1000, IO_MEM_RAM + ram_size);
 }
 
 QEMUMachine realview_machine = {

Modified: trunk/hw/versatilepb.c
===================================================================
--- trunk/hw/versatilepb.c	2009-04-09 15:20:50 UTC (rev 7051)
+++ trunk/hw/versatilepb.c	2009-04-09 17:15:18 UTC (rev 7052)
@@ -160,6 +160,7 @@
                      int board_id)
 {
     CPUState *env;
+    ram_addr_t ram_offset;
     qemu_irq *pic;
     qemu_irq *sic;
     void *scsi_hba;
@@ -176,9 +177,10 @@
         fprintf(stderr, "Unable to find CPU definition\n");
         exit(1);
     }
+    ram_offset = qemu_ram_alloc(ram_size);
     /* ??? RAM should repeat to fill physical memory space.  */
     /* SDRAM at address zero.  */
-    cpu_register_physical_memory(0, ram_size, IO_MEM_RAM);
+    cpu_register_physical_memory(0, ram_size, ram_offset | IO_MEM_RAM);
 
     arm_sysctl_init(0x10000000, 0x41007004);
     pic = arm_pic_init_cpu(env);