diff options
| author | edgar_igl <edgar_igl@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-06-06 10:58:48 +0000 |
|---|---|---|
| committer | edgar_igl <edgar_igl@c046a42c-6fe2-441c-8c8c-71466251a162> | 2008-06-06 10:58:48 +0000 |
| commit | fa1bdde4a3db4b0bc21b7ae1a3c8af5678c31dcc (patch) | |
| tree | 59407b8954a31326586b52bbcf2096987d8c0710 /hw/etraxfs.c | |
| parent | 96768ff79c18b8eb14062bcff76677a440b7abdd (diff) | |
ETRAX machine updates.
* Move DMA_run into the dma controller to allow for multiple ETRAX/CRIS machines.
* Support both ELF and kimage kernel images.
* Correct emulation of the DMA RW_DATA register.
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4678 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/etraxfs.c')
| -rw-r--r-- | hw/etraxfs.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/hw/etraxfs.c b/hw/etraxfs.c index 942892c01..72482e414 100644 --- a/hw/etraxfs.c +++ b/hw/etraxfs.c @@ -44,7 +44,6 @@ void etraxfs_ser_init(CPUState *env, qemu_irq *irq, CharDriverState *chr, #define FLASH_SIZE 0x2000000 #define INTMEM_SIZE (128 * 1024) -static void *etraxfs_dmac; static uint32_t bootstrap_pc; static void main_cpu_reset(void *opaque) @@ -64,6 +63,7 @@ void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size, { CPUState *env; qemu_irq *pic; + void *etraxfs_dmac; struct etraxfs_dma_client *eth[2] = {NULL, NULL}; int kernel_size; int i; @@ -138,19 +138,20 @@ void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size, } if (kernel_filename) { -#if 1 + uint64_t entry; /* Boots a kernel elf binary, os/linux-2.6/vmlinux from the axis devboard SDK. */ kernel_size = load_elf(kernel_filename, 0, - &bootstrap_pc, NULL, NULL); -#else - /* Takes a kimage from the axis devboard SDK. */ - kernel_size = load_image(kernel_filename, phys_ram_base + 0x4000); - bootstrap_pc = 0x40004000; - /* magic for boot. */ - env->regs[8] = 0x56902387; - env->regs[9] = 0x40004000 + kernel_size; -#endif + &entry, NULL, NULL); + bootstrap_pc = entry; + if (kernel_size < 0) { + /* Takes a kimage from the axis devboard SDK. */ + kernel_size = load_image(kernel_filename, phys_ram_base + 0x4000); + bootstrap_pc = 0x40004000; + /* magic for boot. */ + env->regs[8] = 0x56902387; + env->regs[9] = 0x40004000 + kernel_size; + } } env->pc = bootstrap_pc; @@ -158,11 +159,6 @@ void bareetraxfs_init (ram_addr_t ram_size, int vga_ram_size, printf ("ram size =%ld\n", ram_size); } -void DMA_run(void) -{ - etraxfs_dmac_run(etraxfs_dmac); -} - QEMUMachine bareetraxfs_machine = { "bareetraxfs", "Bare ETRAX FS board", |