From e92bc254530825ae14646520b35efe000699ce74 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Fri, 17 Dec 2021 10:25:52 -0600 Subject: Remove powerpc/haleakala board Closes #4302. --- bsps/powerpc/haleakala/include/mmu_405.h | 77 -------------------------------- 1 file changed, 77 deletions(-) delete mode 100644 bsps/powerpc/haleakala/include/mmu_405.h (limited to 'bsps/powerpc/haleakala/include/mmu_405.h') diff --git a/bsps/powerpc/haleakala/include/mmu_405.h b/bsps/powerpc/haleakala/include/mmu_405.h deleted file mode 100644 index 344dfe4def..0000000000 --- a/bsps/powerpc/haleakala/include/mmu_405.h +++ /dev/null @@ -1,77 +0,0 @@ -#ifndef _mmu_405_h -#define _mmu_405_h - -/* - Simple interface to the PowerPC 405 MMU - - The intention here is just to allow the MMU to be used to define cacheability and - read/write/execute permissions in a simple enough way to fit entirely into the - 64-entry TLB cache. - - This code does not do address relocation and does not generate any MMU-related interrupts. - - The process ID support is there for a possible future extension where RTEMS supports - setting the process ID on task switches, which allows per-process stack protection - - This code will call fatal_error() if your add_space() calls overrun the 64 entries - - Michael Hamel ADInstruments 2008 - -*/ - - -#ifdef __cplusplus -extern "C" { -#endif - -#include "stdint.h" - -enum { - kAllProcessIDs = 0 -}; - -typedef enum MMUAccessType { - executable, - readOnlyData, - readOnlyNoCache, - readWriteData, - readWriteNoCache, - readWriteExecutable -} MMUAccessType; - -/* Initialise and clear the MMU */ -void mmu_initialise(void); - -/* Turn on/off data access translation */ -bool mmu_enable_data(bool enable); - -/* Turn on instruction translation */ -bool mmu_enable_code(bool enable); - -/* Define properties for an area of memory (must be 1K-aligned) */ -void mmu_add_space(uint32_t startAddr, uint32_t endAddr, MMUAccessType permissions, uint8_t processID); - -/* Delete a memory property definition */ -void mmu_remove_space(uint32_t startAddr, uint32_t endAddr); - -/* Return number of TLB entries out of total in use */ -int mmu_get_tlb_count(void); - -/* Allocate a new process ID and return it */ -uint8_t mmu_new_processID(void); - -/* Free a process ID that has been in use */ -void mmu_free_processID(uint8_t freeThis); - -/* Return the current process ID */ -uint8_t mmu_current_processID(void); - -/* Change the process ID to ID and return the old value */ -uint8_t mmu_set_processID(uint8_t toID); - - -#ifdef __cplusplus -} -#endif - -#endif //_mmu_405.h -- cgit v1.2.3