elf: Add optional function ptr to load_elf() to parse ELF notes

[qemu.git] / hw / lm32 / milkymist.c

diff --git a/hw/lm32/milkymist.c b/hw/lm32/milkymist.c
index 1abdf6e2e6922a0de72b764f9342e8db900a85d0..b080cf1ca9204f719c27f5ea0b721e2eecfba8bc 100644 (file)
--- a/hw/lm32/milkymist.c
+++ b/hw/lm32/milkymist.c
@@ -18,6 +18,8 @@
  */
 
 #include "qemu/osdep.h"
+#include "qemu/units.h"
+#include "qemu/error-report.h"
 #include "qemu-common.h"
 #include "cpu.h"
 #include "hw/sysbus.h"
@@ -29,15 +31,14 @@
 #include "hw/boards.h"
 #include "hw/loader.h"
 #include "elf.h"
-#include "sysemu/block-backend.h"
 #include "milkymist-hw.h"
+#include "hw/display/milkymist_tmu2.h"
 #include "lm32.h"
 #include "exec/address-spaces.h"
-#include "qemu/cutils.h"
 
 #define BIOS_FILENAME    "mmone-bios.bin"
 #define BIOS_OFFSET      0x00860000
-#define BIOS_SIZE        (512*1024)
+#define BIOS_SIZE        (512 * KiB)
 #define KERNEL_LOAD_ADDR 0x40000000
 
 typedef struct {
@@ -80,7 +81,6 @@ static void main_cpu_reset(void *opaque)
 static void
 milkymist_init(MachineState *machine)
 {
-    const char *cpu_model = machine->cpu_model;
     const char *kernel_filename = machine->kernel_filename;
     const char *kernel_cmdline = machine->kernel_cmdline;
     const char *initrd_filename = machine->initrd_filename;
@@ -97,10 +97,10 @@ milkymist_init(MachineState *machine)
 
     /* memory map */
     hwaddr flash_base   = 0x00000000;
-    size_t flash_sector_size        = 128 * 1024;
-    size_t flash_size               = 32 * 1024 * 1024;
+    size_t flash_sector_size        = 128 * KiB;
+    size_t flash_size               = 32 * MiB;
     hwaddr sdram_base   = 0x40000000;
-    size_t sdram_size               = 128 * 1024 * 1024;
+    size_t sdram_size               = 128 * MiB;
 
     hwaddr initrd_base  = sdram_base + 0x1002000;
     hwaddr cmdline_base = sdram_base + 0x1000000;
@@ -108,14 +108,7 @@ milkymist_init(MachineState *machine)
 
     reset_info = g_malloc0(sizeof(ResetInfo));
 
-    if (cpu_model == NULL) {
-        cpu_model = "lm32-full";
-    }
-    cpu = cpu_lm32_init(cpu_model);
-    if (cpu == NULL) {
-        fprintf(stderr, "qemu: unable to find CPU '%s'\n", cpu_model);
-        exit(1);
-    }
+    cpu = LM32_CPU(cpu_create(machine->cpu_type));
 
     env = &cpu->env;
     reset_info->cpu = cpu;
@@ -146,20 +139,22 @@ milkymist_init(MachineState *machine)
     bios_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
 
     if (bios_filename) {
-        load_image_targphys(bios_filename, BIOS_OFFSET, BIOS_SIZE);
+        if (load_image_targphys(bios_filename, BIOS_OFFSET, BIOS_SIZE) < 0) {
+            error_report("could not load bios '%s'", bios_filename);
+            exit(1);
+        }
     }
 
     reset_info->bootstrap_pc = BIOS_OFFSET;
 
     /* if no kernel is given no valid bios rom is a fatal error */
     if (!kernel_filename && !dinfo && !bios_filename && !qtest_enabled()) {
-        fprintf(stderr, "qemu: could not load Milkymist One bios '%s'\n",
-                bios_name);
+        error_report("could not load Milkymist One bios '%s'", bios_name);
         exit(1);
     }
     g_free(bios_filename);
 
-    milkymist_uart_create(0x60000000, irq[0]);
+    milkymist_uart_create(0x60000000, irq[0], serial_hd(0));
     milkymist_sysctl_create(0x60001000, irq[1], irq[2], irq[3],
             80000000, 0x10014d31, 0x0000041f, 0x00000001);
     milkymist_hpdmc_create(0x60002000);
@@ -175,13 +170,14 @@ milkymist_init(MachineState *machine)
             0x20000000, 0x1000, 0x20020000, 0x2000);
 
     /* make sure juart isn't the first chardev */
-    env->juart_state = lm32_juart_init();
+    env->juart_state = lm32_juart_init(serial_hd(1));
 
     if (kernel_filename) {
         uint64_t entry;
 
         /* Boots a kernel elf binary.  */
-        kernel_size = load_elf(kernel_filename, NULL, NULL, &entry, NULL, NULL,
+        kernel_size = load_elf(kernel_filename, NULL, NULL, NULL,
+                               &entry, NULL, NULL,
                                1, EM_LATTICEMICO32, 0, 0);
         reset_info->bootstrap_pc = entry;
 
@@ -192,8 +188,7 @@ milkymist_init(MachineState *machine)
         }
 
         if (kernel_size < 0) {
-            fprintf(stderr, "qemu: could not load kernel '%s'\n",
-                    kernel_filename);
+            error_report("could not load kernel '%s'", kernel_filename);
             exit(1);
         }
     }
@@ -220,6 +215,7 @@ static void milkymist_machine_init(MachineClass *mc)
     mc->desc = "Milkymist One";
     mc->init = milkymist_init;
     mc->is_default = 0;
+    mc->default_cpu_type = LM32_CPU_TYPE_NAME("lm32-full");
 }
 
 DEFINE_MACHINE("milkymist", milkymist_machine_init)