mirrors/Atmosphere
1
0
Fork 0
mirror of https://github.com/Atmosphere-NX/Atmosphere.git synced 2025-05-22 02:45:07 -04:00
Code Issues Projects Releases Packages Wiki Activity

Start implementing smcCpuSuspend

Browse source
This commit is contained in:
Michael Scire 2018-02-26 02:00:02 -08:00
parent 18d0a81bd5
commit bda9dcbe73
12 changed files with 241 additions and 20 deletions
Download patch file Download diff file Expand all files Collapse all files

46
exosphere/src/flow.h Normal file
View file

@ -0,0 +1,46 @@
#ifndef EXOSPHERE_FLOW_CTLR_H
#define EXOSPHERE_FLOW_CTLR_H
#include <stdint.h>
#include "cpu_context.h"
#include "memory_map.h"
/* Exosphere register definitions for the Tegra X1 Flow Controller. */
#define FLOW_BASE (mmio_get_device_address(MMIO_DEVID_FLOWCTRL))
#define MAKE_FLOW_REG(ofs) (*((volatile uint32_t *)(FLOW_BASE + ofs)))
#define FLOW_CTLR_HALT_COP_EVENTS_0 MAKE_FLOW_REG(0x004)
#define FLOW_CTLR_L2FLUSH_CONTROL_0 MAKE_FLOW_REG(0x094)
static const struct {
unsigned int CPUN_CSR_OFS;
unsigned int HALT_CPUN_EVENTS_OFS;
unsigned int CC4_COREN_CTRL_OFS;
} g_flow_core_offsets[NUM_CPU_CORES] = {
{0x008, 0x000, 0x06C},
{0x018, 0x014, 0x070},
{0x020, 0x01C, 0x074},
{0x028, 0x024, 0x078},
};
static inline void flow_set_cc4_ctrl(uint32_t core, uint32_t cc4_ctrl) {
MAKE_FLOW_REG(g_flow_core_offsets[core].CC4_COREN_CTRL_OFS) = cc4_ctrl;
}
static inline void flow_set_halt_events(uint32_t core, uint32_t halt_events) {
MAKE_FLOW_REG(g_flow_core_offsets[core].HALT_CPUN_EVENTS_OFS) = halt_events;
}
static inline void flow_set_csr(uint32_t core, uint32_t csr) {
MAKE_FLOW_REG(g_flow_core_offsets[core].CPUN_CSR_OFS) = csr;
}
static inline void flow_clear_csr0_and_events(uint32_t core) {
MAKE_FLOW_REG(g_flow_core_offsets[core].CPUN_CSR_OFS) = 0;
MAKE_FLOW_REG(g_flow_core_offsets[core].HALT_CPUN_EVENTS_OFS) = 0;
}
#endif