Switch to qemu_ram_alloc() for memory allocation in PXA255/270.

Pass correct RAM size to arm_load_kernel (currently unused) - thanks to BobOfDoom. Register the Xscale Internal Memory Storage. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2784 c046a42c-6fe2-441c-8c8c-71466251a162

Switch to qemu_ram_alloc() for memory allocation in PXA255/270.
Pass correct RAM size to arm_load_kernel (currently unused) - thanks to BobOfDoom. Register the Xscale Internal Memory Storage. git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2784 c046a42c-6fe2-441c-8c8c-71466251a162
balrog
1 parent ce819861
Showing 4 changed files with 35 additions and 19 deletions
hw/pxa.h
hw/pxa2xx.c
hw/pxa2xx_lcd.c
hw/spitz.c
@@ -57,7 +57,8 @@
 # define PXA2XX_RX_RQ_SSP3	66
 # define PXA2XX_TX_RQ_SSP3	67
-# define PXA2XX_RAM_BASE	0xa0000000
+# define PXA2XX_SDRAM_BASE	0xa0000000
+# define PXA2XX_INTERNAL_BASE	0x5c000000
 /* pxa2xx_pic.c */
 struct pxa2xx_pic_state_s;
@@ -200,8 +201,9 @@ struct pxa2xx_i2s_s {
 # define PA_FMT			"0x%08lx"
 # define REG_FMT		"0x%lx"
-struct pxa2xx_state_s *pxa270_init(DisplayState *ds, const char *revision);
-struct pxa2xx_state_s *pxa255_init(DisplayState *ds);
+struct pxa2xx_state_s *pxa270_init(unsigned int sdram_size, DisplayState *ds,
+                const char *revision);
+struct pxa2xx_state_s *pxa255_init(unsigned int sdram_size, DisplayState *ds);
 void pxa2xx_reset(int line, int level, void *opaque);
@@ -1515,7 +1515,8 @@ void pxa2xx_reset(int line, int level, void *opaque)
 }
 /* Initialise a PXA270 integrated chip (ARM based core).  */
-struct pxa2xx_state_s *pxa270_init(DisplayState *ds, const char *revision)
+struct pxa2xx_state_s *pxa270_init(unsigned int sdram_size,
+                DisplayState *ds, const char *revision)
 {
     struct pxa2xx_state_s *s;
     struct pxa2xx_ssp_s *ssp;
@@ -1530,6 +1531,12 @@ struct pxa2xx_state_s *pxa270_init(DisplayState *ds, const char *revision)
     s->env = cpu_init();
     cpu_arm_set_model(s->env, revision ?: "pxa270");
+    /* SDRAM & Internal Memory Storage */
+    cpu_register_physical_memory(PXA2XX_SDRAM_BASE,
+                    sdram_size, qemu_ram_alloc(sdram_size) | IO_MEM_RAM);
+    cpu_register_physical_memory(PXA2XX_INTERNAL_BASE,
+                    0x40000, qemu_ram_alloc(0x40000) | IO_MEM_RAM);
+
     s->pic = pxa2xx_pic_init(0x40d00000, s->env);
     s->dma = pxa27x_dma_init(0x40000000, s->pic[PXA2XX_PIC_DMA]);
@@ -1613,7 +1620,8 @@ struct pxa2xx_state_s *pxa270_init(DisplayState *ds, const char *revision)
 }
 /* Initialise a PXA255 integrated chip (ARM based core).  */
-struct pxa2xx_state_s *pxa255_init(DisplayState *ds)
+struct pxa2xx_state_s *pxa255_init(unsigned int sdram_size,
+                DisplayState *ds)
 {
     struct pxa2xx_state_s *s;
     struct pxa2xx_ssp_s *ssp;
@@ -1623,6 +1631,12 @@ struct pxa2xx_state_s *pxa255_init(DisplayState *ds)
     s->env = cpu_init();
     cpu_arm_set_model(s->env, "pxa255");
+    /* SDRAM & Internal Memory Storage */
+    cpu_register_physical_memory(PXA2XX_SDRAM_BASE,
+                    sdram_size, qemu_ram_alloc(sdram_size) | IO_MEM_RAM);
+    cpu_register_physical_memory(PXA2XX_INTERNAL_BASE,
+                    0x40000, qemu_ram_alloc(0x40000) | IO_MEM_RAM);
+
     s->pic = pxa2xx_pic_init(0x40d00000, s->env);
     s->dma = pxa255_dma_init(0x40000000, s->pic[PXA2XX_PIC_DMA]);
@@ -300,11 +300,11 @@ static void pxa2xx_descriptor_load(struct pxa2xx_lcdc_s *s)
         } else
             descptr = s->dma_ch[i].descriptor;
-        if (!(descptr >= PXA2XX_RAM_BASE && descptr +
-                    sizeof(*desc[i]) <= PXA2XX_RAM_BASE + phys_ram_size))
+        if (!(descptr >= PXA2XX_SDRAM_BASE && descptr +
+                    sizeof(*desc[i]) <= PXA2XX_SDRAM_BASE + phys_ram_size))
             continue;
-        descptr -= PXA2XX_RAM_BASE;
+        descptr -= PXA2XX_SDRAM_BASE;
         desc[i] = (struct pxa_frame_descriptor_s *) (phys_ram_base + descptr);
         s->dma_ch[i].descriptor = desc[i]->fdaddr;
         s->dma_ch[i].source = desc[i]->fsaddr;
@@ -855,12 +855,12 @@ static void pxa2xx_update_display(void *opaque)
                 continue;
             }
             fbptr = s->dma_ch[ch].source;
-            if (!(fbptr >= PXA2XX_RAM_BASE &&
-                    fbptr <= PXA2XX_RAM_BASE + phys_ram_size)) {
+            if (!(fbptr >= PXA2XX_SDRAM_BASE &&
+                    fbptr <= PXA2XX_SDRAM_BASE + phys_ram_size)) {
                 pxa2xx_dma_ber_set(s, ch);
                 continue;
             }
-            fbptr -= PXA2XX_RAM_BASE;
+            fbptr -= PXA2XX_SDRAM_BASE;
             fb = phys_ram_base + fbptr;
             if (s->dma_ch[ch].command & LDCMD_PAL) {
@@ -1001,19 +1001,19 @@ static void spitz_common_init(int ram_size, int vga_ram_size,
     if (!cpu_model)
         cpu_model = (model == terrier) ? "pxa270-c5" : "pxa270-c0";
-    cpu = pxa270_init(ds, cpu_model);
-    /* Setup memory */
+    /* Setup CPU & memory */
     if (ram_size < spitz_ram + spitz_rom) {
         fprintf(stderr, "This platform requires %i bytes of memory\n",
                         spitz_ram + spitz_rom);
         exit(1);
     }
-    cpu_register_physical_memory(PXA2XX_RAM_BASE, spitz_ram, IO_MEM_RAM);
+    cpu = pxa270_init(spitz_ram, ds, cpu_model);
     sl_flash_register(cpu, (model == spitz) ? FLASH_128M : FLASH_1024M);
-    cpu_register_physical_memory(0, spitz_rom, spitz_ram | IO_MEM_ROM);
+    cpu_register_physical_memory(0, spitz_rom,
+                    qemu_ram_alloc(spitz_rom) | IO_MEM_ROM);
     /* Setup peripherals */
     spitz_keyboard_register(cpu);
@@ -1034,11 +1034,11 @@ static void spitz_common_init(int ram_size, int vga_ram_size,
         spitz_microdrive_attach(cpu);
     /* Setup initial (reset) machine state */
-    cpu->env->regs[15] = PXA2XX_RAM_BASE;
+    cpu->env->regs[15] = PXA2XX_SDRAM_BASE;
-    arm_load_kernel(cpu->env, ram_size, kernel_filename, kernel_cmdline,
-                    initrd_filename, arm_id, PXA2XX_RAM_BASE);
-    sl_bootparam_write(SL_PXA_PARAM_BASE - PXA2XX_RAM_BASE);
+    arm_load_kernel(cpu->env, spitz_ram, kernel_filename, kernel_cmdline,
+                    initrd_filename, arm_id, PXA2XX_SDRAM_BASE);
+    sl_bootparam_write(SL_PXA_PARAM_BASE - PXA2XX_SDRAM_BASE);
 }
 static void spitz_init(int ram_size, int vga_ram_size, int boot_device,