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arm: stellaris: exit on external reset request

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Add GPIO in for the stellaris board which calls
qemu_system_reset_request() on reset request.

Signed-off-by: Michael Davidsaver <mdavidsaver@gmail.com>
Reviewed-by: Peter Crosthwaite <crosthwaite.peter@gmail.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Michael Davidsaver 2015-11-03 13:49:41 +00:00 committed by Peter Maydell
parent e192becdc7
commit d69ffb5b48
1 changed files with 12 additions and 0 deletions
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12
hw/arm/stellaris.c
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@ -16,6 +16,7 @@
#include "net/net.h"
#include "hw/boards.h"
#include "exec/address-spaces.h"
#include "sysemu/sysemu.h"
#define GPIO_A 0
#define GPIO_B 1
@ -1176,6 +1177,14 @@ static int stellaris_adc_init(SysBusDevice *sbd)
return 0;
}
static
void do_sys_reset(void *opaque, int n, int level)
{
if (level) {
qemu_system_reset_request();
}
}
/* Board init. */
static stellaris_board_info stellaris_boards[] = {
{ "LM3S811EVB",
@ -1243,6 +1252,9 @@ static void stellaris_init(const char *kernel_filename, const char *cpu_model,
nvic = armv7m_init(system_memory, flash_size, NUM_IRQ_LINES,
kernel_filename, cpu_model);
qdev_connect_gpio_out_named(nvic, "SYSRESETREQ", 0,
qemu_allocate_irq(&do_sys_reset, NULL, 0));
if (board->dc1 & (1 << 16)) {
dev = sysbus_create_varargs(TYPE_STELLARIS_ADC, 0x40038000,
qdev_get_gpio_in(nvic, 14),