forked from luck/tmp_suning_uos_patched
401945212b
This patch cleans following up. - Moved definition of System MMU IPNUM into mach/sysmmu.h - Removed useless SYSMMU_DEBUG configuration - Removed useless header file plat/sysmmu.h Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
123 lines
2.7 KiB
C
123 lines
2.7 KiB
C
/* linux/arch/arm/mach-s5pv310/include/mach/sysmmu.h
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*
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* Copyright (c) 2010 Samsung Electronics Co., Ltd.
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* http://www.samsung.com/
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*
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* Samsung sysmmu driver for S5PV310
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARM_ARCH_SYSMMU_H
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#define __ASM_ARM_ARCH_SYSMMU_H __FILE__
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#define S5PV310_SYSMMU_TOTAL_IPNUM 16
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#define S5P_SYSMMU_TOTAL_IPNUM S5PV310_SYSMMU_TOTAL_IPNUM
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enum s5pv310_sysmmu_ips {
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SYSMMU_MDMA,
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SYSMMU_SSS,
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SYSMMU_FIMC0,
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SYSMMU_FIMC1,
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SYSMMU_FIMC2,
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SYSMMU_FIMC3,
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SYSMMU_JPEG,
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SYSMMU_FIMD0,
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SYSMMU_FIMD1,
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SYSMMU_PCIe,
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SYSMMU_G2D,
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SYSMMU_ROTATOR,
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SYSMMU_MDMA2,
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SYSMMU_TV,
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SYSMMU_MFC_L,
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SYSMMU_MFC_R,
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};
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static char *sysmmu_ips_name[S5PV310_SYSMMU_TOTAL_IPNUM] = {
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"SYSMMU_MDMA" ,
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"SYSMMU_SSS" ,
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"SYSMMU_FIMC0" ,
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"SYSMMU_FIMC1" ,
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"SYSMMU_FIMC2" ,
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"SYSMMU_FIMC3" ,
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"SYSMMU_JPEG" ,
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"SYSMMU_FIMD0" ,
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"SYSMMU_FIMD1" ,
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"SYSMMU_PCIe" ,
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"SYSMMU_G2D" ,
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"SYSMMU_ROTATOR",
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"SYSMMU_MDMA2" ,
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"SYSMMU_TV" ,
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"SYSMMU_MFC_L" ,
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"SYSMMU_MFC_R" ,
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};
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typedef enum s5pv310_sysmmu_ips sysmmu_ips;
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struct sysmmu_tt_info {
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unsigned long *pgd;
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unsigned long pgd_paddr;
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unsigned long *pte;
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};
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struct sysmmu_controller {
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const char *name;
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/* channels registers */
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void __iomem *regs;
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/* channel irq */
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unsigned int irq;
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sysmmu_ips ips;
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/* Translation Table Info. */
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struct sysmmu_tt_info *tt_info;
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struct resource *mem;
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struct device *dev;
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/* SysMMU controller enable - true : enable */
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bool enable;
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};
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/**
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* s5p_sysmmu_enable() - enable system mmu of ip
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* @ips: The ip connected system mmu.
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*
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* This function enable system mmu to transfer address
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* from virtual address to physical address
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*/
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int s5p_sysmmu_enable(sysmmu_ips ips);
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/**
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* s5p_sysmmu_disable() - disable sysmmu mmu of ip
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* @ips: The ip connected system mmu.
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*
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* This function disable system mmu to transfer address
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* from virtual address to physical address
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*/
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int s5p_sysmmu_disable(sysmmu_ips ips);
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/**
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* s5p_sysmmu_set_tablebase_pgd() - set page table base address to refer page table
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* @ips: The ip connected system mmu.
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* @pgd: The page table base address.
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*
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* This function set page table base address
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* When system mmu transfer address from virtaul address to physical address,
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* system mmu refer address information from page table
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*/
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int s5p_sysmmu_set_tablebase_pgd(sysmmu_ips ips, unsigned long pgd);
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/**
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* s5p_sysmmu_tlb_invalidate() - flush all TLB entry in system mmu
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* @ips: The ip connected system mmu.
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*
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* This function flush all TLB entry in system mmu
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*/
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int s5p_sysmmu_tlb_invalidate(sysmmu_ips ips);
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#endif /* __ASM_ARM_ARCH_SYSMMU_H */
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