diff options
Diffstat (limited to 'src/device/arm/arm.go')
| -rw-r--r-- | src/device/arm/arm.go | 35 |
1 files changed, 0 insertions, 35 deletions
diff --git a/src/device/arm/arm.go b/src/device/arm/arm.go index d7ccaab7e..d6f44abcd 100644 --- a/src/device/arm/arm.go +++ b/src/device/arm/arm.go @@ -76,32 +76,8 @@ const ( SCS_BASE = 0xE000E000 SYST_BASE = SCS_BASE + 0x0010 NVIC_BASE = SCS_BASE + 0x0100 - SCB_BASE = SCS_BASE + 0x0D00 ) -const ( - SCB_AIRCR_VECTKEY_Pos = 16 - SCB_AIRCR_SYSRESETREQ_Pos = 2 - SCB_AIRCR_SYSRESETREQ_Msk = 1 << SCB_AIRCR_SYSRESETREQ_Pos -) - -// System Control Block (SCB) -// -// SCB_Type provides the definitions for the System Control Block Registers. -type SCB_Type struct { - CPUID volatile.Register32 // CPUID Base Register - ICSR volatile.Register32 // Interrupt Control and State Register - VTOR volatile.Register32 // Vector Table Offset Register - AIRCR volatile.Register32 // Application Interrupt and Reset Control Register - SCR volatile.Register32 // System Control Register - CCR volatile.Register32 // Configuration Control Register - _ volatile.Register32 // RESERVED1; - SHP [2]volatile.Register32 // System Handlers Priority Registers. [0] is RESERVED - SHCSR volatile.Register32 // System Handler Control and State Register -} - -var SCB = (*SCB_Type)(unsafe.Pointer(uintptr(SCB_BASE))) - // Nested Vectored Interrupt Controller (NVIC). // // Source: @@ -213,17 +189,6 @@ func EnableInterrupts(mask uintptr) { }) } -// SystemReset performs a hard system reset. -func SystemReset() { - // SCB->AIRCR = ((0x5FA << SCB_AIRCR_VECTKEY_Pos) | - // SCB_AIRCR_SYSRESETREQ_Msk); - SCB.AIRCR.Set((0x5FA << SCB_AIRCR_VECTKEY_Pos) | SCB_AIRCR_SYSRESETREQ_Msk) - - for { - Asm("wfi") - } -} - // Set up the system timer to generate periodic tick events. // This will cause SysTick_Handler to fire once per tick. // The cyclecount parameter is a counter value which can range from 0 to |