Allow the kernel's entry point information to be returned when loading a
kernel.
Signed-off-by: Alistair Francis <alist...@alistair23.me>
---
hw/arm/armv7m.c | 6 +++---
hw/arm/microbit.c | 2 +-
hw/arm/mps2-tz.c | 3 ++-
hw/arm/mps2.c | 2 +-
hw/arm/msf2-som.c | 2 +-
hw/arm/musca.c | 3 ++-
hw/arm/netduino2.c | 2 +-
hw/arm/stellaris.c | 3 ++-
include/hw/arm/arm.h | 4 +++-
9 files changed, 16 insertions(+), 11 deletions(-)
diff --git a/hw/arm/armv7m.c b/hw/arm/armv7m.c
index c4b2a9a1f5..a52328f188 100644
--- a/hw/arm/armv7m.c
+++ b/hw/arm/armv7m.c
@@ -286,10 +286,10 @@ static void armv7m_reset(void *opaque)
cpu_reset(CPU(cpu));
}
-void armv7m_load_kernel(ARMCPU *cpu, const char *kernel_filename, int mem_size)
+void armv7m_load_kernel(ARMCPU *cpu, const char *kernel_filename, int mem_size,
+ uint64_t *entry)
{
int image_size;
- uint64_t entry;
uint64_t lowaddr;
int big_endian;
AddressSpace *as;
@@ -311,7 +311,7 @@ void armv7m_load_kernel(ARMCPU *cpu, const char
*kernel_filename, int mem_size)
if (kernel_filename) {
image_size = load_elf_as(kernel_filename, NULL, NULL, NULL,
- &entry, &lowaddr,
+ entry, &lowaddr,
NULL, big_endian, EM_ARM, 1, 0, as);
if (image_size < 0) {
image_size = load_image_targphys_as(kernel_filename, 0,
diff --git a/hw/arm/microbit.c b/hw/arm/microbit.c
index da67bf6d9d..03147750f1 100644
--- a/hw/arm/microbit.c
+++ b/hw/arm/microbit.c
@@ -58,7 +58,7 @@ static void microbit_init(MachineState *machine)
mr, -1);
armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
- NRF51_SOC(soc)->flash_size);
+ NRF51_SOC(soc)->flash_size, NULL);
}
static void microbit_machine_class_init(ObjectClass *oc, void *data)
diff --git a/hw/arm/mps2-tz.c b/hw/arm/mps2-tz.c
index f79f090a4a..f6dc7dce2a 100644
--- a/hw/arm/mps2-tz.c
+++ b/hw/arm/mps2-tz.c
@@ -613,7 +613,8 @@ static void mps2tz_common_init(MachineState *machine)
create_unimplemented_device("FPGA NS PC", 0x48007000, 0x1000);
- armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, 0x400000);
+ armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, 0x400000,
+ NULL);
}
static void mps2_tz_idau_check(IDAUInterface *ii, uint32_t address,
diff --git a/hw/arm/mps2.c b/hw/arm/mps2.c
index e3d698ba6c..55d2273a54 100644
--- a/hw/arm/mps2.c
+++ b/hw/arm/mps2.c
@@ -328,7 +328,7 @@ static void mps2_common_init(MachineState *machine)
system_clock_scale = NANOSECONDS_PER_SECOND / SYSCLK_FRQ;
armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
- 0x400000);
+ 0x400000, NULL);
}
static void mps2_class_init(ObjectClass *oc, void *data)
diff --git a/hw/arm/msf2-som.c b/hw/arm/msf2-som.c
index 2432b5e935..f81be74716 100644
--- a/hw/arm/msf2-som.c
+++ b/hw/arm/msf2-som.c
@@ -92,7 +92,7 @@ static void emcraft_sf2_s2s010_init(MachineState *machine)
sysbus_connect_irq(SYS_BUS_DEVICE(&soc->spi[0]), 1, cs_line);
armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
- soc->envm_size);
+ soc->envm_size, NULL);
}
static void emcraft_sf2_machine_init(MachineClass *mc)
diff --git a/hw/arm/musca.c b/hw/arm/musca.c
index 23aff43f4b..59460ba090 100644
--- a/hw/arm/musca.c
+++ b/hw/arm/musca.c
@@ -589,7 +589,8 @@ static void musca_init(MachineState *machine)
"cfg_sec_resp", 0));
}
- armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
0x2000000);
+ armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename, 0x2000000,
+ NULL);
}
static void musca_class_init(ObjectClass *oc, void *data)
diff --git a/hw/arm/netduino2.c b/hw/arm/netduino2.c
index f936017d4a..38a6d8fdd1 100644
--- a/hw/arm/netduino2.c
+++ b/hw/arm/netduino2.c
@@ -38,7 +38,7 @@ static void netduino2_init(MachineState *machine)
object_property_set_bool(OBJECT(dev), true, "realized", &error_fatal);
armv7m_load_kernel(ARM_CPU(first_cpu), machine->kernel_filename,
- FLASH_SIZE);
+ FLASH_SIZE, NULL);
}
static void netduino2_machine_init(MachineClass *mc)
diff --git a/hw/arm/stellaris.c b/hw/arm/stellaris.c
index 05f86749f4..276b1acc46 100644
--- a/hw/arm/stellaris.c
+++ b/hw/arm/stellaris.c
@@ -1459,7 +1459,8 @@ static void stellaris_init(MachineState *ms,
stellaris_board_info *board)
create_unimplemented_device("hibernation", 0x400fc000, 0x1000);
create_unimplemented_device("flash-control", 0x400fd000, 0x1000);
- armv7m_load_kernel(ARM_CPU(first_cpu), ms->kernel_filename, flash_size);
+ armv7m_load_kernel(ARM_CPU(first_cpu), ms->kernel_filename, flash_size,
+ NULL);
}
/* FIXME: Figure out how to generate these from stellaris_boards. */
diff --git a/include/hw/arm/arm.h b/include/hw/arm/arm.h
index ffed39252d..10f7e10d95 100644
--- a/include/hw/arm/arm.h
+++ b/include/hw/arm/arm.h
@@ -28,12 +28,14 @@ typedef enum {
* @cpu: CPU
* @kernel_filename: file to load
* @mem_size: mem_size: maximum image size to load
+ * @entry: location of the kernel's entry point
*
* Load the guest image for an ARMv7M system. This must be called by
* any ARMv7M board. (This is necessary to ensure that the CPU resets
* correctly on system reset, as well as for kernel loading.)
*/
-void armv7m_load_kernel(ARMCPU *cpu, const char *kernel_filename, int
mem_size);
+void armv7m_load_kernel(ARMCPU *cpu, const char *kernel_filename, int mem_size,
+ uint64_t *entry);
/* arm_boot.c */
struct arm_boot_info {
--
2.21.0
