/**
* This initializes a per-CPU area for each CPU.
*
* TODO: The PDA and per-CPU areas are pretty tightly wound. It should be
* possible to make the per-CPU area *be* the PDA, or put another way,
* point %GS at the per-CPU area rather than the PDA. All of the PDA's
* current contents would become normal per-CPU variables.
*/
static void __init
setup_per_cpu_areas(void)
{
int i;
size_t size;
/*
* There is an ELF section containing all per-CPU variables
* surrounded by __per_cpu_start and __per_cpu_end symbols.
* We create a copy of this ELF section for each CPU.
*/
size = ALIGN(__per_cpu_end - __per_cpu_start, SMP_CACHE_BYTES);
for_each_cpu_mask (i, cpu_present_map) {
char *ptr;
ptr = alloc_bootmem_aligned(size, PAGE_SIZE);
if (!ptr)
panic("Cannot allocate cpu data for CPU %d\n", i);
/*
* Pre-bias data_offset by subtracting its offset from
* __per_cpu_start. Later, per_cpu() will calculate a
* per_cpu variable's address with:
*
* addr = offset_in_percpu_ELF_section + data_offset
* = (__per_cpu_start + offset) + (ptr - __per_cpu_start)
* = offset + ptr
*/
cpu_pda(i)->data_offset = ptr - __per_cpu_start;
memcpy(ptr, __per_cpu_start, __per_cpu_end - __per_cpu_start);
}
void __init msm_msm7x2x_allocate_memory_regions(void)
{
void *addr;
unsigned long size;
size = pmem_mdp_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_pdata.start = __pa(addr);
android_pmem_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for mdp "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_adsp_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_adsp_pdata.start = __pa(addr);
android_pmem_adsp_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for adsp "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_audio_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_audio_pdata.start = __pa(addr);
android_pmem_audio_pdata.size = size;
pr_info("allocating %lu bytes (at %lx physical) for audio "
"pmem arena\n", size , __pa(addr));
}
size = pmem_fb_size ? : MSM_FB_SIZE;
addr = alloc_bootmem(size);
msm_fb_resources[0].start = __pa(addr);
msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
pr_info("allocating %lu bytes at %p (%lx physical) for fb\n",
size, addr, __pa(addr));
size = pmem_kernel_ebi1_size;
if (size) {
addr = alloc_bootmem_aligned(size, 0x100000);
android_pmem_kernel_ebi1_pdata.start = __pa(addr);
android_pmem_kernel_ebi1_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for kernel"
" ebi1 pmem arena\n", size, addr, __pa(addr));
}
/*
#ifdef CONFIG_ARCH_MSM7X27
size = MSM_GPU_PHYS_SIZE;
addr = alloc_bootmem(size);
kgsl_resources[1].start = __pa(addr);
kgsl_resources[1].end = kgsl_resources[1].start + size - 1;
pr_info("allocating %lu bytes at %p (at %lx physical) for KGSL\n",
size, addr, __pa(addr));
#endif
*/
}
static void __init msm_msm7x27_allocate_memory_regions(void)
{
void *addr;
unsigned long size;
size = pmem_kernel_ebi1_size;
if (size) {
addr = alloc_bootmem_aligned(size, 0x100000);
android_pmem_kernel_ebi1_pdata.start = __pa(addr);
android_pmem_kernel_ebi1_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for kernel"
" ebi1 pmem arena\n", size, addr, __pa(addr));
}
size = pmem_mdp_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_pdata.start = __pa(addr);
android_pmem_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for mdp "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_adsp_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_adsp_pdata.start = __pa(addr);
android_pmem_adsp_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for adsp "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_gpu1_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_gpu1_pdata.start = __pa(addr);
android_pmem_gpu1_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for gpu1 "
"pmem arena\n", size, addr, __pa(addr));
}
size = fb_size ? : MSM_FB_SIZE;
addr = alloc_bootmem(size);
msm_fb_resources[0].start = __pa(addr);
msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
pr_info("allocating %lu bytes at %p (%lx physical) for fb\n",
size, addr, __pa(addr));
size = gpu_phys_size ? : MSM_GPU_PHYS_SIZE;
addr = alloc_bootmem(size);
kgsl_resources[1].start = __pa(addr);
kgsl_resources[1].end = kgsl_resources[1].start + size - 1;
pr_info("allocating %lu bytes at %p (%lx physical) for KGSL\n",
size, addr, __pa(addr));
}
static void __init msm7x30_allocate_memory_regions(void)
{
void *addr;
unsigned long size;
/*
Request allocation of Hardware accessible PMEM regions
at the beginning to make sure they are allocated in EBI-0.
This will allow 7x30 with two mem banks enter the second
mem bank into Self-Refresh State during Idle Power Collapse.
The current HW accessible PMEM regions are
1. Frame Buffer.
LCDC HW can access msm_fb_resources during Idle-PC.
2. Audio
LPA HW can access android_pmem_audio_pdata during Idle-PC.
*/
size = fb_size ? : MSM_FB_SIZE;
addr = alloc_bootmem(size);
msm_fb_resources[0].start = __pa(addr);
msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
pr_info("allocating %lu bytes at %p (%lx physical) for fb\n",
size, addr, __pa(addr));
size = pmem_audio_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_audio_pdata.start = __pa(addr);
android_pmem_audio_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for audio "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_kernel_ebi1_size;
if (size) {
addr = alloc_bootmem_aligned(size, 0x100000);
android_pmem_kernel_ebi1_pdata.start = __pa(addr);
android_pmem_kernel_ebi1_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for kernel"
" ebi1 pmem arena\n", size, addr, __pa(addr));
}
size = pmem_sf_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_pdata.start = __pa(addr);
android_pmem_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for sf "
"pmem arena\n", size, addr, __pa(addr));
}
if machine_is_msm7x30_fluid()
size = fluid_pmem_adsp_size;
else
static void __init qsd8x50_allocate_memory_regions(void)
{
void *addr;
unsigned long size;
size = MSM_PMEM_CAMERA_SIZE;
addr = alloc_bootmem(size);
android_pmem_camera_pdata.start = __pa(addr);
android_pmem_camera_pdata.size = size;
printk(KERN_INFO "allocating %lu bytes at %p (%lx physical)"
"for camera pmem\n", size, addr, __pa(addr));
size = MSM_PMEM_MDP_SIZE;
addr = alloc_bootmem(size);
android_pmem_pdata.start = __pa(addr);
android_pmem_pdata.size = size;
printk(KERN_INFO "allocating %lu bytes at %p (%lx physical)"
"for pmem\n", size, addr, __pa(addr));
size = MSM_PMEM_ADSP_SIZE;
addr = alloc_bootmem(size);
android_pmem_adsp_pdata.start = __pa(addr);
android_pmem_adsp_pdata.size = size;
printk(KERN_INFO "allocating %lu bytes at %p (%lx physical)"
"for adsp pmem\n", size, addr, __pa(addr));
size = MSM_PMEM_GPU1_SIZE;
addr = alloc_bootmem_aligned(size, 0x100000);
android_pmem_gpu1_pdata.start = __pa(addr);
android_pmem_gpu1_pdata.size = size;
printk(KERN_INFO "allocating %lu bytes at %p (%lx physical)"
"for gpu1 pmem\n", size, addr, __pa(addr));
size = MSM_FB_SIZE;
addr = MSM_FB_BASE;
msm_fb_resources[0].start = addr;
msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
printk(KERN_INFO "using %lu bytes of SMI at %lx physical for fb\n",
size, addr);
size = MSM_AUDIO_SIZE;
addr = alloc_bootmem(size);
msm_audio_resources[0].start = __pa(addr);
msm_audio_resources[0].end = __pa(addr) + MSM_AUDIO_SIZE;
printk(KERN_INFO "allocating %lu bytes at %p (%lx physical)"
"for audio\n", size, addr, __pa(addr));
}
void __init msm_msm7x2x_allocate_memory_regions(void)
{
void *addr;
unsigned long size;
size = pmem_mdp_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_pdata.start = __pa(addr);
android_pmem_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for mdp "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_adsp_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_adsp_pdata.start = __pa(addr);
android_pmem_adsp_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for adsp "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_audio_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_audio_pdata.start = __pa(addr);
android_pmem_audio_pdata.size = size;
pr_info("allocating %lu bytes (at %lx physical) for audio "
"pmem arena\n", size , __pa(addr));
}
size = pmem_fb_size ? : MSM_FB_SIZE;
addr = alloc_bootmem(size);
msm_fb_resources[0].start = __pa(addr);
msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
pr_info("allocating %lu bytes at %p (%lx physical) for fb\n",
size, addr, __pa(addr));
size = pmem_kernel_ebi1_size;
if (size) {
addr = alloc_bootmem_aligned(size, 0x100000);
android_pmem_kernel_ebi1_pdata.start = __pa(addr);
android_pmem_kernel_ebi1_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for kernel"
" ebi1 pmem arena\n", size, addr, __pa(addr));
}
#ifdef CONFIG_ARCH_MSM7X27
size = MSM_GPU_PHYS_SIZE;
addr = alloc_bootmem(size);
kgsl_resources[1].start = __pa(addr);
kgsl_resources[1].end = kgsl_resources[1].start + size - 1;
pr_info("allocating %lu bytes at %p (at %lx physical) for KGSL\n",
size, addr, __pa(addr));
#endif
// LGE_CHANGE_S [[email protected]] 2010-08-06, lge_mtd_direct_access
#ifdef CONFIG_MACH_MSM7X27_THUNDERC
// PAGE_NUM_PER_BLK*PAGE_SIZE_BYTE
lge_mtd_direct_access_addr = alloc_bootmem(64*2048);
#endif
// LGE_CHANGE_E [[email protected]] 2010-08-06
}
void __init msm7x30_allocate_memory_regions(void)
{
void *addr;
unsigned long size;
/*
Request allocation of Hardware accessible PMEM regions
at the beginning to make sure they are allocated in EBI-0.
This will allow 7x30 with two mem banks enter the second
mem bank into Self-Refresh State during Idle Power Collapse.
The current HW accessible PMEM regions are
1. Frame Buffer.
LCDC HW can access msm_fb_resources during Idle-PC.
2. Audio
LPA HW can access android_pmem_audio_pdata during Idle-PC.
*/
size = fb_size ? : MSM_FB_SIZE;
addr = alloc_bootmem(size);
msm_fb_resources[0].start = __pa(addr);
msm_fb_resources[0].end = msm_fb_resources[0].start + size - 1;
pr_info("allocating %lu bytes at %p (%lx physical) for fb\n",
size, addr, __pa(addr));
#ifdef CONFIG_LGE_HIDDEN_RESET_PATCH
fb_phys_addr = __pa(addr);
#endif
#ifdef CONFIG_FB_MSM_LCDC_LGDISPLAY_WVGA_OLED
/* LGE_CHANGE
* Copy the oled display screen to oled frame buffer
* 2011-03-22, [email protected]
*/
#ifdef CONFIG_FB_MSM_DEFAULT_DEPTH_RGB565
memcpy(addr, __va(0x2FD00000), 480*800*2);
#elif defined (CONFIG_FB_MSM_DEFAULT_DEPTH_RGBA8888) \
| defined (CONFIG_FB_MSM_DEFAULT_DEPTH_ARGB8888)
// memcpy(addr, __va(0x2FD00000), 480*800*4);
#endif
#endif
size = pmem_audio_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_audio_pdata.start = __pa(addr);
android_pmem_audio_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for audio "
"pmem arena\n", size, addr, __pa(addr));
}
size = pmem_kernel_ebi1_size;
if (size) {
addr = alloc_bootmem_aligned(size, 0x100000);
android_pmem_kernel_ebi1_pdata.start = __pa(addr);
android_pmem_kernel_ebi1_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for kernel"
" ebi1 pmem arena\n", size, addr, __pa(addr));
}
size = pmem_sf_size;
if (size) {
addr = alloc_bootmem(size);
android_pmem_pdata.start = __pa(addr);
android_pmem_pdata.size = size;
pr_info("allocating %lu bytes at %p (%lx physical) for sf "
"pmem arena\n", size, addr, __pa(addr));
}
if machine_is_msm7x30_fluid()
size = fluid_pmem_adsp_size;
else
