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hw/mips/boston: Use bl_gen_kernel_jump to generate bootloaders

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Replace embedded binary with generated code.

Signed-off-by: Jiaxun Yang <jiaxun.yang@flygoat.com>
Tested-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20201215064507.30148-2-jiaxun.yang@flygoat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
[PMD: Split original patch as one for each machine (here boston)]
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
This commit is contained in:
Jiaxun Yang 2020-12-15 14:45:05 +08:00 committed by Philippe Mathieu-Daudé
parent 4d0c59fa07
commit 112658eb26
1 changed files with 2 additions and 15 deletions
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17
hw/mips/boston.c
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@ -27,6 +27,7 @@
#include "hw/ide/ahci.h"
#include "hw/loader.h"
#include "hw/loader-fit.h"
#include "hw/mips/bootloader.h"
#include "hw/mips/cps.h"
#include "hw/pci-host/xilinx-pcie.h"
#include "hw/qdev-clock.h"
@ -324,21 +325,7 @@ static void gen_firmware(uint32_t *p, hwaddr kernel_entry, hwaddr fdt_addr,
* a2/$6 = 0
* a3/$7 = 0
*/
stl_p(p++, 0x2404fffe); /* li $4, -2 */
/* lui $5, hi(fdt_addr) */
stl_p(p++, 0x3c050000 | ((fdt_addr >> 16) & 0xffff));
if (fdt_addr & 0xffff) { /* ori $5, lo(fdt_addr) */
stl_p(p++, 0x34a50000 | (fdt_addr & 0xffff));
}
stl_p(p++, 0x34060000); /* li $6, 0 */
stl_p(p++, 0x34070000); /* li $7, 0 */
/* Load kernel entry address & jump to it */
/* lui $25, hi(kernel_entry) */
stl_p(p++, 0x3c190000 | ((kernel_entry >> 16) & 0xffff));
/* ori $25, lo(kernel_entry) */
stl_p(p++, 0x37390000 | (kernel_entry & 0xffff));
stl_p(p++, 0x03200009); /* jr $25 */
bl_gen_jump_kernel(&p, 0, (int32_t)-2, fdt_addr, 0, 0, kernel_entry);
}
static const void *boston_fdt_filter(void *opaque, const void *fdt_orig,