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Diffstat (limited to 'hw/misc/iotkit-sysctl.c')
-rw-r--r--hw/misc/iotkit-sysctl.c522
1 files changed, 433 insertions, 89 deletions
diff --git a/hw/misc/iotkit-sysctl.c b/hw/misc/iotkit-sysctl.c
index 222511c4b0..9ee8fe8495 100644
--- a/hw/misc/iotkit-sysctl.c
+++ b/hw/misc/iotkit-sysctl.c
@@ -28,6 +28,7 @@
#include "hw/registerfields.h"
#include "hw/misc/iotkit-sysctl.h"
#include "hw/qdev-properties.h"
+#include "hw/arm/armsse-version.h"
#include "target/arm/arm-powerctl.h"
#include "target/arm/cpu.h"
@@ -44,16 +45,22 @@ REG32(SWRESET, 0x108)
FIELD(SWRESET, SWRESETREQ, 9, 1)
REG32(GRETREG, 0x10c)
REG32(INITSVTOR0, 0x110)
+ FIELD(INITSVTOR0, LOCK, 0, 1)
+ FIELD(INITSVTOR0, VTOR, 7, 25)
REG32(INITSVTOR1, 0x114)
REG32(CPUWAIT, 0x118)
REG32(NMI_ENABLE, 0x11c) /* BUSWAIT in IoTKit */
REG32(WICCTRL, 0x120)
REG32(EWCTRL, 0x124)
+REG32(PWRCTRL, 0x1fc)
+ FIELD(PWRCTRL, PPU_ACCESS_UNLOCK, 0, 1)
+ FIELD(PWRCTRL, PPU_ACCESS_FILTER, 1, 1)
REG32(PDCM_PD_SYS_SENSE, 0x200)
+REG32(PDCM_PD_CPU0_SENSE, 0x204)
REG32(PDCM_PD_SRAM0_SENSE, 0x20c)
REG32(PDCM_PD_SRAM1_SENSE, 0x210)
-REG32(PDCM_PD_SRAM2_SENSE, 0x214)
-REG32(PDCM_PD_SRAM3_SENSE, 0x218)
+REG32(PDCM_PD_SRAM2_SENSE, 0x214) /* PDCM_PD_VMR0_SENSE on SSE300 */
+REG32(PDCM_PD_SRAM3_SENSE, 0x218) /* PDCM_PD_VMR1_SENSE on SSE300 */
REG32(PID4, 0xfd0)
REG32(PID5, 0xfd4)
REG32(PID6, 0xfd8)
@@ -68,12 +75,19 @@ REG32(CID2, 0xff8)
REG32(CID3, 0xffc)
/* PID/CID values */
-static const int sysctl_id[] = {
+static const int iotkit_sysctl_id[] = {
0x04, 0x00, 0x00, 0x00, /* PID4..PID7 */
0x54, 0xb8, 0x0b, 0x00, /* PID0..PID3 */
0x0d, 0xf0, 0x05, 0xb1, /* CID0..CID3 */
};
+/* Also used by the SSE300 */
+static const int sse200_sysctl_id[] = {
+ 0x04, 0x00, 0x00, 0x00, /* PID4..PID7 */
+ 0x54, 0xb8, 0x1b, 0x00, /* PID0..PID3 */
+ 0x0d, 0xf0, 0x05, 0xb1, /* CID0..CID3 */
+};
+
/*
* Set the initial secure vector table offset address for the core.
* This will take effect when the CPU next resets.
@@ -100,28 +114,52 @@ static uint64_t iotkit_sysctl_read(void *opaque, hwaddr offset,
r = s->secure_debug;
break;
case A_SCSECCTRL:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ r = s->scsecctrl;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->scsecctrl;
break;
case A_FCLK_DIV:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ r = s->fclk_div;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->fclk_div;
break;
case A_SYSCLK_DIV:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ r = s->sysclk_div;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->sysclk_div;
break;
case A_CLOCK_FORCE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ r = s->clock_force;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->clock_force;
break;
case A_RESET_SYNDROME:
r = s->reset_syndrome;
@@ -136,63 +174,178 @@ static uint64_t iotkit_sysctl_read(void *opaque, hwaddr offset,
r = s->initsvtor0;
break;
case A_INITSVTOR1:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ goto bad_offset;
+ case ARMSSE_SSE200:
+ r = s->initsvtor1;
+ break;
+ case ARMSSE_SSE300:
goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- r = s->initsvtor1;
break;
case A_CPUWAIT:
- r = s->cpuwait;
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ r = s->cpuwait;
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this is reserved (for INITSVTOR2) */
+ goto bad_offset;
+ default:
+ g_assert_not_reached();
+ }
break;
case A_NMI_ENABLE:
- /* In IoTKit this is named BUSWAIT but is marked reserved, R/O, zero */
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ /* In IoTKit this is named BUSWAIT but marked reserved, R/O, zero */
r = 0;
break;
+ case ARMSSE_SSE200:
+ r = s->nmi_enable;
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this is reserved (for INITSVTOR3) */
+ goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- r = s->nmi_enable;
break;
case A_WICCTRL:
- r = s->wicctrl;
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ r = s->wicctrl;
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this offset is CPUWAIT */
+ r = s->cpuwait;
+ break;
+ default:
+ g_assert_not_reached();
+ }
break;
case A_EWCTRL:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ r = s->ewctrl;
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this offset is is NMI_ENABLE */
+ r = s->nmi_enable;
+ break;
+ default:
+ g_assert_not_reached();
+ }
+ break;
+ case A_PWRCTRL:
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ goto bad_offset;
+ case ARMSSE_SSE300:
+ r = s->pwrctrl;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->ewctrl;
break;
case A_PDCM_PD_SYS_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ r = s->pdcm_pd_sys_sense;
+ break;
+ default:
+ g_assert_not_reached();
+ }
+ break;
+ case A_PDCM_PD_CPU0_SENSE:
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ goto bad_offset;
+ case ARMSSE_SSE300:
+ r = s->pdcm_pd_cpu0_sense;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->pdcm_pd_sys_sense;
break;
case A_PDCM_PD_SRAM0_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ r = s->pdcm_pd_sram0_sense;
+ break;
+ case ARMSSE_SSE300:
+ goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- r = s->pdcm_pd_sram0_sense;
break;
case A_PDCM_PD_SRAM1_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ goto bad_offset;
+ case ARMSSE_SSE200:
+ r = s->pdcm_pd_sram1_sense;
+ break;
+ case ARMSSE_SSE300:
goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- r = s->pdcm_pd_sram1_sense;
break;
case A_PDCM_PD_SRAM2_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ r = s->pdcm_pd_sram2_sense;
+ break;
+ case ARMSSE_SSE300:
+ r = s->pdcm_pd_vmr0_sense;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->pdcm_pd_sram2_sense;
break;
case A_PDCM_PD_SRAM3_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ r = s->pdcm_pd_sram3_sense;
+ break;
+ case ARMSSE_SSE300:
+ r = s->pdcm_pd_vmr1_sense;
+ break;
+ default:
+ g_assert_not_reached();
}
- r = s->pdcm_pd_sram3_sense;
break;
case A_PID4 ... A_CID3:
- r = sysctl_id[(offset - A_PID4) / 4];
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ r = iotkit_sysctl_id[(offset - A_PID4) / 4];
+ break;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ r = sse200_sysctl_id[(offset - A_PID4) / 4];
+ break;
+ default:
+ g_assert_not_reached();
+ }
break;
case A_SECDBGSET:
case A_SECDBGCLR:
@@ -213,6 +366,21 @@ static uint64_t iotkit_sysctl_read(void *opaque, hwaddr offset,
return r;
}
+static void cpuwait_write(IoTKitSysCtl *s, uint32_t value)
+{
+ int num_cpus = (s->sse_version == ARMSSE_SSE300) ? 1 : 2;
+ int i;
+
+ for (i = 0; i < num_cpus; i++) {
+ uint32_t mask = 1 << i;
+ if ((s->cpuwait & mask) && !(value & mask)) {
+ /* Powering up CPU 0 */
+ arm_set_cpu_on_and_reset(i);
+ }
+ }
+ s->cpuwait = value;
+}
+
static void iotkit_sysctl_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
@@ -249,23 +417,53 @@ static void iotkit_sysctl_write(void *opaque, hwaddr offset,
s->gretreg = value;
break;
case A_INITSVTOR0:
- s->initsvtor0 = value;
- set_init_vtor(0, s->initsvtor0);
+ switch (s->sse_version) {
+ case ARMSSE_SSE300:
+ /* SSE300 has a LOCK bit which prevents further writes when set */
+ if (s->initsvtor0 & R_INITSVTOR0_LOCK_MASK) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "IoTKit INITSVTOR0 write when register locked\n");
+ break;
+ }
+ s->initsvtor0 = value;
+ set_init_vtor(0, s->initsvtor0 & R_INITSVTOR0_VTOR_MASK);
+ break;
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ s->initsvtor0 = value;
+ set_init_vtor(0, s->initsvtor0);
+ break;
+ default:
+ g_assert_not_reached();
+ }
break;
case A_CPUWAIT:
- if ((s->cpuwait & 1) && !(value & 1)) {
- /* Powering up CPU 0 */
- arm_set_cpu_on_and_reset(0);
- }
- if ((s->cpuwait & 2) && !(value & 2)) {
- /* Powering up CPU 1 */
- arm_set_cpu_on_and_reset(1);
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ cpuwait_write(s, value);
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this is reserved (for INITSVTOR2) */
+ goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- s->cpuwait = value;
break;
case A_WICCTRL:
- qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl WICCTRL unimplemented\n");
- s->wicctrl = value;
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl WICCTRL unimplemented\n");
+ s->wicctrl = value;
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this offset is CPUWAIT */
+ cpuwait_write(s, value);
+ break;
+ default:
+ g_assert_not_reached();
+ }
break;
case A_SECDBGSET:
/* write-1-to-set */
@@ -283,94 +481,214 @@ static void iotkit_sysctl_write(void *opaque, hwaddr offset,
}
break;
case A_SCSECCTRL:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl SCSECCTRL unimplemented\n");
+ s->scsecctrl = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl SCSECCTRL unimplemented\n");
- s->scsecctrl = value;
break;
case A_FCLK_DIV:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl FCLK_DIV unimplemented\n");
+ s->fclk_div = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl FCLK_DIV unimplemented\n");
- s->fclk_div = value;
break;
case A_SYSCLK_DIV:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl SYSCLK_DIV unimplemented\n");
+ s->sysclk_div = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl SYSCLK_DIV unimplemented\n");
- s->sysclk_div = value;
break;
case A_CLOCK_FORCE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl CLOCK_FORCE unimplemented\n");
+ s->clock_force = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl CLOCK_FORCE unimplemented\n");
- s->clock_force = value;
break;
case A_INITSVTOR1:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ s->initsvtor1 = value;
+ set_init_vtor(1, s->initsvtor1);
+ break;
+ case ARMSSE_SSE300:
+ goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- s->initsvtor1 = value;
- set_init_vtor(1, s->initsvtor1);
break;
case A_EWCTRL:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl EWCTRL unimplemented\n");
+ s->ewctrl = value;
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this offset is is NMI_ENABLE */
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl NMI_ENABLE unimplemented\n");
+ s->nmi_enable = value;
+ break;
+ default:
+ g_assert_not_reached();
+ }
+ break;
+ case A_PWRCTRL:
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
+ goto bad_offset;
+ case ARMSSE_SSE300:
+ if (!(s->pwrctrl & R_PWRCTRL_PPU_ACCESS_UNLOCK_MASK)) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "IoTKit PWRCTRL write when register locked\n");
+ break;
+ }
+ s->pwrctrl = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl EWCTRL unimplemented\n");
- s->ewctrl = value;
break;
case A_PDCM_PD_SYS_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ goto bad_offset;
+ case ARMSSE_SSE200:
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_SYS_SENSE unimplemented\n");
+ s->pdcm_pd_sys_sense = value;
+ break;
+ default:
+ g_assert_not_reached();
+ }
+ break;
+ case A_PDCM_PD_CPU0_SENSE:
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ case ARMSSE_SSE200:
goto bad_offset;
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_CPU0_SENSE unimplemented\n");
+ s->pdcm_pd_cpu0_sense = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP,
- "IoTKit SysCtl PDCM_PD_SYS_SENSE unimplemented\n");
- s->pdcm_pd_sys_sense = value;
break;
case A_PDCM_PD_SRAM0_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ goto bad_offset;
+ case ARMSSE_SSE200:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_SRAM0_SENSE unimplemented\n");
+ s->pdcm_pd_sram0_sense = value;
+ break;
+ case ARMSSE_SSE300:
goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP,
- "IoTKit SysCtl PDCM_PD_SRAM0_SENSE unimplemented\n");
- s->pdcm_pd_sram0_sense = value;
break;
case A_PDCM_PD_SRAM1_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
+ goto bad_offset;
+ case ARMSSE_SSE200:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_SRAM1_SENSE unimplemented\n");
+ s->pdcm_pd_sram1_sense = value;
+ break;
+ case ARMSSE_SSE300:
goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP,
- "IoTKit SysCtl PDCM_PD_SRAM1_SENSE unimplemented\n");
- s->pdcm_pd_sram1_sense = value;
break;
case A_PDCM_PD_SRAM2_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_SRAM2_SENSE unimplemented\n");
+ s->pdcm_pd_sram2_sense = value;
+ break;
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_VMR0_SENSE unimplemented\n");
+ s->pdcm_pd_vmr0_sense = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP,
- "IoTKit SysCtl PDCM_PD_SRAM2_SENSE unimplemented\n");
- s->pdcm_pd_sram2_sense = value;
break;
case A_PDCM_PD_SRAM3_SENSE:
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto bad_offset;
+ case ARMSSE_SSE200:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_SRAM3_SENSE unimplemented\n");
+ s->pdcm_pd_sram3_sense = value;
+ break;
+ case ARMSSE_SSE300:
+ qemu_log_mask(LOG_UNIMP,
+ "IoTKit SysCtl PDCM_PD_VMR1_SENSE unimplemented\n");
+ s->pdcm_pd_vmr1_sense = value;
+ break;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP,
- "IoTKit SysCtl PDCM_PD_SRAM3_SENSE unimplemented\n");
- s->pdcm_pd_sram3_sense = value;
break;
case A_NMI_ENABLE:
/* In IoTKit this is BUSWAIT: reserved, R/O, zero */
- if (!s->is_sse200) {
+ switch (s->sse_version) {
+ case ARMSSE_IOTKIT:
goto ro_offset;
+ case ARMSSE_SSE200:
+ qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl NMI_ENABLE unimplemented\n");
+ s->nmi_enable = value;
+ break;
+ case ARMSSE_SSE300:
+ /* In SSE300 this is reserved (for INITSVTOR3) */
+ goto bad_offset;
+ default:
+ g_assert_not_reached();
}
- qemu_log_mask(LOG_UNIMP, "IoTKit SysCtl NMI_ENABLE unimplemented\n");
- s->nmi_enable = value;
break;
case A_SECDBGSTAT:
case A_PID4 ... A_CID3:
@@ -417,11 +735,15 @@ static void iotkit_sysctl_reset(DeviceState *dev)
s->clock_force = 0;
s->nmi_enable = 0;
s->ewctrl = 0;
+ s->pwrctrl = 0x3;
s->pdcm_pd_sys_sense = 0x7f;
s->pdcm_pd_sram0_sense = 0;
s->pdcm_pd_sram1_sense = 0;
s->pdcm_pd_sram2_sense = 0;
s->pdcm_pd_sram3_sense = 0;
+ s->pdcm_pd_cpu0_sense = 0;
+ s->pdcm_pd_vmr0_sense = 0;
+ s->pdcm_pd_vmr1_sense = 0;
}
static void iotkit_sysctl_init(Object *obj)
@@ -438,17 +760,38 @@ static void iotkit_sysctl_realize(DeviceState *dev, Error **errp)
{
IoTKitSysCtl *s = IOTKIT_SYSCTL(dev);
- /* The top 4 bits of the SYS_VERSION register tell us if we're an SSE-200 */
- if (extract32(s->sys_version, 28, 4) == 2) {
- s->is_sse200 = true;
+ if (!armsse_version_valid(s->sse_version)) {
+ error_setg(errp, "invalid sse-version value %d", s->sse_version);
+ return;
}
}
+static bool sse300_needed(void *opaque)
+{
+ IoTKitSysCtl *s = IOTKIT_SYSCTL(opaque);
+
+ return s->sse_version == ARMSSE_SSE300;
+}
+
+static const VMStateDescription iotkit_sysctl_sse300_vmstate = {
+ .name = "iotkit-sysctl/sse-300",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .needed = sse300_needed,
+ .fields = (VMStateField[]) {
+ VMSTATE_UINT32(pwrctrl, IoTKitSysCtl),
+ VMSTATE_UINT32(pdcm_pd_cpu0_sense, IoTKitSysCtl),
+ VMSTATE_UINT32(pdcm_pd_vmr0_sense, IoTKitSysCtl),
+ VMSTATE_UINT32(pdcm_pd_vmr1_sense, IoTKitSysCtl),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static bool sse200_needed(void *opaque)
{
IoTKitSysCtl *s = IOTKIT_SYSCTL(opaque);
- return s->is_sse200;
+ return s->sse_version != ARMSSE_IOTKIT;
}
static const VMStateDescription iotkit_sysctl_sse200_vmstate = {
@@ -488,12 +831,13 @@ static const VMStateDescription iotkit_sysctl_vmstate = {
},
.subsections = (const VMStateDescription*[]) {
&iotkit_sysctl_sse200_vmstate,
+ &iotkit_sysctl_sse300_vmstate,
NULL
}
};
static Property iotkit_sysctl_props[] = {
- DEFINE_PROP_UINT32("SYS_VERSION", IoTKitSysCtl, sys_version, 0),
+ DEFINE_PROP_UINT32("sse-version", IoTKitSysCtl, sse_version, 0),
DEFINE_PROP_UINT32("CPUWAIT_RST", IoTKitSysCtl, cpuwait_rst, 0),
DEFINE_PROP_UINT32("INITSVTOR0_RST", IoTKitSysCtl, initsvtor0_rst,
0x10000000),