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Remove pd_prot and pd_cache members from struct arm_devmap_entry.

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The struct is used for definition of static device mappings which
should always have same protection and attributes.
This commit is contained in:
Svatopluk Kraus 2016-02-17 12:36:24 +00:00
parent d6686e08be
commit 1413a3ab64
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=295694
16 changed files with 32 additions and 112 deletions
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4
sys/arm/arm/bus_space_generic.c
View File

@ -71,8 +71,8 @@ generic_bs_map(bus_space_tag_t t, bus_addr_t bpa, bus_size_t size, int flags,
/*
* We don't even examine the passed-in flags. For ARM, the CACHEABLE
* flag doesn't make sense (we create PTE_DEVICE mappings), and the
* LINEAR flag is just implied because we use kva_alloc(size).
* flag doesn't make sense (we create VM_MEMATTR_DEVICE mappings), and
* the LINEAR flag is just implied because we use kva_alloc(size).
*/
if ((va = pmap_mapdev(bpa, size)) == NULL)
return (ENOMEM);

10
sys/arm/arm/devmap.c
View File

@ -52,7 +52,6 @@ static boolean_t devmap_bootstrap_done = false;
#if defined(__aarch64__)
#define MAX_VADDR VM_MAX_KERNEL_ADDRESS
#define PTE_DEVICE VM_MEMATTR_DEVICE
#elif defined(__arm__)
#define MAX_VADDR ARM_VECTORS_HIGH
#endif
@ -165,8 +164,6 @@ arm_devmap_add_entry(vm_paddr_t pa, vm_size_t sz)
m->pd_va = akva_devmap_vaddr;
m->pd_pa = pa;
m->pd_size = sz;
m->pd_prot = VM_PROT_READ | VM_PROT_WRITE;
m->pd_cache = PTE_DEVICE;
}
/*
@ -209,10 +206,10 @@ arm_devmap_bootstrap(vm_offset_t l1pt, const struct arm_devmap_entry *table)
#if defined(__arm__)
#if __ARM_ARCH >= 6
pmap_preboot_map_attr(pd->pd_pa, pd->pd_va, pd->pd_size,
pd->pd_prot, pd->pd_cache);
VM_PROT_READ | VM_PROT_WRITE, VM_MEMATTR_DEVICE);
#else
pmap_map_chunk(l1pt, pd->pd_va, pd->pd_pa, pd->pd_size,
pd->pd_prot, pd->pd_cache);
VM_PROT_READ | VM_PROT_WRITE, PTE_DEVICE);
#endif
#elif defined(__aarch64__)
pmap_kenter_device(pd->pd_va, pd->pd_size, pd->pd_pa);
@ -270,7 +267,8 @@ arm_devmap_vtop(void * vpva, vm_size_t size)
* range, otherwise it allocates kva space and maps the physical pages into it.
*
* This routine is intended to be used for mapping device memory, NOT real
* memory; the mapping type is inherently PTE_DEVICE in pmap_kenter_device().
* memory; the mapping type is inherently VM_MEMATTR_DEVICE in
* pmap_kenter_device().
*/
void *
pmap_mapdev(vm_offset_t pa, vm_size_t size)

14
sys/arm/at91/at91_machdep.c
View File

@ -128,8 +128,6 @@ const struct arm_devmap_entry at91_devmap[] = {
0xdff00000,
0xfff00000,
0x00100000,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
/* There's a notion that we should do the rest of these lazily. */
/*
@ -152,16 +150,12 @@ const struct arm_devmap_entry at91_devmap[] = {
AT91RM92_OHCI_VA_BASE,
AT91RM92_OHCI_BASE,
0x00100000,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
/* CompactFlash controller. Portion of EBI CS4 1MB */
AT91RM92_CF_VA_BASE,
AT91RM92_CF_BASE,
0x00100000,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
/*
* The next two should be good for the 9260, 9261 and 9G20 since
@ -172,16 +166,12 @@ const struct arm_devmap_entry at91_devmap[] = {
AT91SAM9G20_OHCI_VA_BASE,
AT91SAM9G20_OHCI_BASE,
0x00100000,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
/* EBI CS3 256MB */
AT91SAM9G20_NAND_VA_BASE,
AT91SAM9G20_NAND_BASE,
AT91SAM9G20_NAND_SIZE,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
/*
* The next should be good for the 9G45.
@ -191,10 +181,8 @@ const struct arm_devmap_entry at91_devmap[] = {
AT91SAM9G45_OHCI_VA_BASE,
AT91SAM9G45_OHCI_BASE,
0x00100000,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{ 0, 0, 0, 0, 0, }
{ 0, 0, 0, }
};
#ifdef LINUX_BOOT_ABI

10
sys/arm/cavium/cns11xx/econa_machdep.c
View File

@ -113,8 +113,6 @@ static const struct arm_devmap_entry econa_devmap[] = {
ECONA_SDRAM_BASE, /*virtual*/
ECONA_SDRAM_BASE, /*physical*/
ECONA_SDRAM_SIZE, /*size*/
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
/*
* Map the on-board devices VA == PA so that we can access them
@ -128,8 +126,6 @@ static const struct arm_devmap_entry econa_devmap[] = {
ECONA_IO_BASE, /*virtual*/
ECONA_IO_BASE, /*physical*/
ECONA_IO_SIZE, /*size*/
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
/*
@ -138,8 +134,6 @@ static const struct arm_devmap_entry econa_devmap[] = {
ECONA_OHCI_VBASE, /*virtual*/
ECONA_OHCI_PBASE, /*physical*/
ECONA_USB_SIZE, /*size*/
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
/*
@ -148,15 +142,11 @@ static const struct arm_devmap_entry econa_devmap[] = {
ECONA_CFI_VBASE, /*virtual*/
ECONA_CFI_PBASE, /*physical*/
ECONA_CFI_SIZE,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
0,
0,
0,
0,
0,
}
};

2
sys/arm/freescale/imx/imx6_machdep.c
View File

@ -136,7 +136,7 @@ imx6_late_init(platform_t plat)
* Notably not mapped right now are HDMI, GPU, and other devices below ARMMP in
* the memory map. When we get support for graphics it might make sense to
* static map some of that area. Be careful with other things in that area such
* as OCRAM that probably shouldn't be mapped as PTE_DEVICE memory.
* as OCRAM that probably shouldn't be mapped as VM_MEMATTR_DEVICE memory.
*/
static int
imx6_devmap_init(platform_t plat)

2
sys/arm/include/devmap.h
View File

@ -37,8 +37,6 @@ struct arm_devmap_entry {
vm_offset_t pd_va; /* virtual address */
vm_paddr_t pd_pa; /* physical address */
vm_size_t pd_size; /* size of region */
vm_prot_t pd_prot; /* protection code */
int pd_cache; /* cache attributes */
};
/*

2
sys/arm/include/pmap-v6.h
View File

@ -250,8 +250,6 @@ void pmap_preboot_map_attr(vm_paddr_t, vm_offset_t, vm_size_t, vm_prot_t,
*/
void vector_page_setprot(int);
#define PTE_DEVICE VM_MEMATTR_DEVICE
#endif /* _KERNEL */
// -----------------------------------------------------------------------------

2
sys/arm/mv/mv_localbus.c
View File

@ -477,8 +477,6 @@ fdt_localbus_devmap(phandle_t dt_node, struct arm_devmap_entry *fdt_devmap,
fdt_devmap[j].pd_va = localbus_virtmap[va_index].va;
fdt_devmap[j].pd_pa = offset;
fdt_devmap[j].pd_size = size;
fdt_devmap[j].pd_prot = VM_PROT_READ | VM_PROT_WRITE;
fdt_devmap[j].pd_cache = PTE_DEVICE;
/* Copy data to structure used by localbus driver */
localbus_banks[bank].va = fdt_devmap[j].pd_va;

6
sys/arm/mv/mv_machdep.c
View File

@ -271,7 +271,7 @@ platform_late_init(void)
#define FDT_DEVMAP_MAX (MV_WIN_CPU_MAX + 2)
static struct arm_devmap_entry fdt_devmap[FDT_DEVMAP_MAX] = {
{ 0, 0, 0, 0, 0, }
{ 0, 0, 0, }
};
static int
@ -302,8 +302,6 @@ platform_sram_devmap(struct arm_devmap_entry *map)
map->pd_va = MV_CESA_SRAM_BASE; /* XXX */
map->pd_pa = base;
map->pd_size = size;
map->pd_prot = VM_PROT_READ | VM_PROT_WRITE;
map->pd_cache = PTE_DEVICE;
return (0);
out:
@ -368,8 +366,6 @@ platform_devmap_init(void)
fdt_devmap[i].pd_va = fdt_immr_va;
fdt_devmap[i].pd_pa = fdt_immr_pa;
fdt_devmap[i].pd_size = fdt_immr_size;
fdt_devmap[i].pd_prot = VM_PROT_READ | VM_PROT_WRITE;
fdt_devmap[i].pd_cache = PTE_DEVICE;
i++;
/*

4
sys/arm/mv/mv_pci.c
View File

@ -233,15 +233,11 @@ mv_pci_devmap(phandle_t node, struct arm_devmap_entry *devmap, vm_offset_t io_va
devmap->pd_va = (io_va ? io_va : io_space.base_parent);
devmap->pd_pa = io_space.base_parent;
devmap->pd_size = io_space.len;
devmap->pd_prot = VM_PROT_READ | VM_PROT_WRITE;
devmap->pd_cache = PTE_DEVICE;
devmap++;
devmap->pd_va = (mem_va ? mem_va : mem_space.base_parent);
devmap->pd_pa = mem_space.base_parent;
devmap->pd_size = mem_space.len;
devmap->pd_prot = VM_PROT_READ | VM_PROT_WRITE;
devmap->pd_cache = PTE_DEVICE;
return (0);
}

14
sys/arm/mv/orion/db88f5xxx.c
View File

@ -82,45 +82,33 @@ const struct arm_devmap_entry db88f5xxx_devmap[] = {
MV_BASE,
MV_PHYS_BASE,
MV_SIZE,
VM_PROT_READ | VM_PROT_WRITE,
PTE_DEVICE,
},
{ /* PCIE I/O */
MV_PCIE_IO_BASE,
MV_PCIE_IO_PHYS_BASE,
MV_PCIE_IO_SIZE,
VM_PROT_READ | VM_PROT_WRITE,
PTE_DEVICE,
},
{ /* PCIE Memory */
MV_PCIE_MEM_BASE,
MV_PCIE_MEM_PHYS_BASE,
MV_PCIE_MEM_SIZE,
VM_PROT_READ | VM_PROT_WRITE,
PTE_DEVICE,
},
{ /* PCI I/O */
MV_PCI_IO_BASE,
MV_PCI_IO_PHYS_BASE,
MV_PCI_IO_SIZE,
VM_PROT_READ | VM_PROT_WRITE,
PTE_DEVICE,
},
{ /* PCI Memory */
MV_PCI_MEM_BASE,
MV_PCI_MEM_PHYS_BASE,
MV_PCI_MEM_SIZE,
VM_PROT_READ | VM_PROT_WRITE,
PTE_DEVICE,
},
{ /* 7-seg LED */
MV_DEV_CS0_BASE,
MV_DEV_CS0_PHYS_BASE,
MV_DEV_CS0_SIZE,
VM_PROT_READ | VM_PROT_WRITE,
PTE_DEVICE,
},
{ 0, 0, 0, 0, 0, }
{ 0, 0, 0, }
};
/*

6
sys/arm/versatile/versatile_machdep.c
View File

@ -82,8 +82,8 @@ platform_late_init(void)
#define FDT_DEVMAP_MAX (2) /* FIXME */
static struct arm_devmap_entry fdt_devmap[FDT_DEVMAP_MAX] = {
{ 0, 0, 0, 0, 0, },
{ 0, 0, 0, 0, 0, }
{ 0, 0, 0, },
{ 0, 0, 0, }
};
@ -97,8 +97,6 @@ platform_devmap_init(void)
fdt_devmap[i].pd_va = 0xf0100000;
fdt_devmap[i].pd_pa = 0x10100000;
fdt_devmap[i].pd_size = 0x01000000; /* 1 MB */
fdt_devmap[i].pd_prot = VM_PROT_READ | VM_PROT_WRITE;
fdt_devmap[i].pd_cache = PTE_DEVICE;
arm_devmap_register_table(&fdt_devmap[0]);
return (0);

8
sys/arm/xscale/i8134x/crb_machdep.c
View File

@ -125,8 +125,6 @@ static const struct arm_devmap_entry iq81342_devmap[] = {
IOP34X_VADDR,
IOP34X_HWADDR,
IOP34X_SIZE,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
/*
@ -136,22 +134,16 @@ static const struct arm_devmap_entry iq81342_devmap[] = {
IOP34X_PCIX_OIOBAR_VADDR &~ (0x100000 - 1),
IOP34X_PCIX_OIOBAR &~ (0x100000 - 1),
0x100000,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
IOP34X_PCE1_VADDR,
IOP34X_PCE1,
IOP34X_PCE1_SIZE,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{
0,
0,
0,
0,
0,
}
};

52
sys/arm/xscale/ixp425/avila_machdep.c
View File

@ -119,32 +119,26 @@ struct pv_addr minidataclean;
/* Static device mappings. */
static const struct arm_devmap_entry ixp425_devmap[] = {
/* Physical/Virtual address for I/O space */
{ IXP425_IO_VBASE, IXP425_IO_HWBASE, IXP425_IO_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_IO_VBASE, IXP425_IO_HWBASE, IXP425_IO_SIZE, },
/* Expansion Bus */
{ IXP425_EXP_VBASE, IXP425_EXP_HWBASE, IXP425_EXP_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_EXP_VBASE, IXP425_EXP_HWBASE, IXP425_EXP_SIZE, },
/* CFI Flash on the Expansion Bus */
{ IXP425_EXP_BUS_CS0_VBASE, IXP425_EXP_BUS_CS0_HWBASE,
IXP425_EXP_BUS_CS0_SIZE, VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
IXP425_EXP_BUS_CS0_SIZE, },
/* IXP425 PCI Configuration */
{ IXP425_PCI_VBASE, IXP425_PCI_HWBASE, IXP425_PCI_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_PCI_VBASE, IXP425_PCI_HWBASE, IXP425_PCI_SIZE, },
/* SDRAM Controller */
{ IXP425_MCU_VBASE, IXP425_MCU_HWBASE, IXP425_MCU_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_MCU_VBASE, IXP425_MCU_HWBASE, IXP425_MCU_SIZE, },
/* PCI Memory Space */
{ IXP425_PCI_MEM_VBASE, IXP425_PCI_MEM_HWBASE, IXP425_PCI_MEM_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_PCI_MEM_VBASE, IXP425_PCI_MEM_HWBASE, IXP425_PCI_MEM_SIZE, },
/* Q-Mgr Memory Space */
{ IXP425_QMGR_VBASE, IXP425_QMGR_HWBASE, IXP425_QMGR_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_QMGR_VBASE, IXP425_QMGR_HWBASE, IXP425_QMGR_SIZE, },
{ 0 },
};
@ -152,46 +146,36 @@ static const struct arm_devmap_entry ixp425_devmap[] = {
/* Static device mappings. */
static const struct arm_devmap_entry ixp435_devmap[] = {
/* Physical/Virtual address for I/O space */
{ IXP425_IO_VBASE, IXP425_IO_HWBASE, IXP425_IO_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_IO_VBASE, IXP425_IO_HWBASE, IXP425_IO_SIZE, },
{ IXP425_EXP_VBASE, IXP425_EXP_HWBASE, IXP425_EXP_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_EXP_VBASE, IXP425_EXP_HWBASE, IXP425_EXP_SIZE, },
/* IXP425 PCI Configuration */
{ IXP425_PCI_VBASE, IXP425_PCI_HWBASE, IXP425_PCI_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_PCI_VBASE, IXP425_PCI_HWBASE, IXP425_PCI_SIZE, },
/* DDRII Controller NB: mapped same place as IXP425 */
{ IXP425_MCU_VBASE, IXP435_MCU_HWBASE, IXP425_MCU_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_MCU_VBASE, IXP435_MCU_HWBASE, IXP425_MCU_SIZE, },
/* PCI Memory Space */
{ IXP425_PCI_MEM_VBASE, IXP425_PCI_MEM_HWBASE, IXP425_PCI_MEM_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_PCI_MEM_VBASE, IXP425_PCI_MEM_HWBASE, IXP425_PCI_MEM_SIZE, },
/* Q-Mgr Memory Space */
{ IXP425_QMGR_VBASE, IXP425_QMGR_HWBASE, IXP425_QMGR_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP425_QMGR_VBASE, IXP425_QMGR_HWBASE, IXP425_QMGR_SIZE, },
/* CFI Flash on the Expansion Bus */
{ IXP425_EXP_BUS_CS0_VBASE, IXP425_EXP_BUS_CS0_HWBASE,
IXP425_EXP_BUS_CS0_SIZE, VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
IXP425_EXP_BUS_CS0_SIZE, },
/* USB1 Memory Space */
{ IXP435_USB1_VBASE, IXP435_USB1_HWBASE, IXP435_USB1_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP435_USB1_VBASE, IXP435_USB1_HWBASE, IXP435_USB1_SIZE, },
/* USB2 Memory Space */
{ IXP435_USB2_VBASE, IXP435_USB2_HWBASE, IXP435_USB2_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ IXP435_USB2_VBASE, IXP435_USB2_HWBASE, IXP435_USB2_SIZE, },
/* GPS Memory Space */
{ CAMBRIA_GPS_VBASE, CAMBRIA_GPS_HWBASE, CAMBRIA_GPS_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ CAMBRIA_GPS_VBASE, CAMBRIA_GPS_HWBASE, CAMBRIA_GPS_SIZE, },
/* RS485 Memory Space */
{ CAMBRIA_RS485_VBASE, CAMBRIA_RS485_HWBASE, CAMBRIA_RS485_SIZE,
VM_PROT_READ|VM_PROT_WRITE, PTE_DEVICE, },
{ CAMBRIA_RS485_VBASE, CAMBRIA_RS485_HWBASE, CAMBRIA_RS485_SIZE, },
{ 0 }
};

4
sys/arm/xscale/pxa/pxa_machdep.c
View File

@ -129,10 +129,8 @@ static const struct arm_devmap_entry pxa_devmap[] = {
PXA2X0_PERIPH_START + PXA2X0_PERIPH_OFFSET,
PXA2X0_PERIPH_START,
PXA250_PERIPH_END - PXA2X0_PERIPH_START,
VM_PROT_READ|VM_PROT_WRITE,
PTE_DEVICE,
},
{ 0, 0, 0, 0, 0, }
{ 0, 0, 0, }
};
#define SDRAM_START 0xa0000000

4
sys/arm64/include/devmap.h
View File

@ -37,8 +37,6 @@ struct arm_devmap_entry {
vm_offset_t pd_va; /* virtual address */
vm_paddr_t pd_pa; /* physical address */
vm_size_t pd_size; /* size of region */
vm_prot_t pd_prot; /* protection code */
int pd_cache; /* cache attributes */
};
/*
@ -70,7 +68,7 @@ void arm_devmap_register_table(const struct arm_devmap_entry * _table);
* custom initarm() routines in older code. If the table pointer is NULL, this
* will use the table installed previously by arm_devmap_register_table().
*/
void arm_devmap_bootstrap(vm_offset_t _l1pt,
void arm_devmap_bootstrap(vm_offset_t _l1pt,
const struct arm_devmap_entry *_table);
/*