diff options
Diffstat (limited to 'scripts/gdb/linux/mm.py')
| -rw-r--r-- | scripts/gdb/linux/mm.py | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/scripts/gdb/linux/mm.py b/scripts/gdb/linux/mm.py index 515730fd4c9d..7571aebbe650 100644 --- a/scripts/gdb/linux/mm.py +++ b/scripts/gdb/linux/mm.py @@ -33,7 +33,7 @@ class aarch64_page_ops(): def __init__(self): self.SUBSECTION_SHIFT = 21 self.SEBSECTION_SIZE = 1 << self.SUBSECTION_SHIFT - self.MODULES_VSIZE = 128 * 1024 * 1024 + self.MODULES_VSIZE = 2 * 1024 * 1024 * 1024 if constants.LX_CONFIG_ARM64_64K_PAGES: self.SECTION_SIZE_BITS = 29 @@ -47,8 +47,13 @@ class aarch64_page_ops(): self.VA_BITS = constants.LX_CONFIG_ARM64_VA_BITS if self.VA_BITS > 48: - self.VA_BITS_MIN = 48 - self.vabits_actual = gdb.parse_and_eval('vabits_actual') + if constants.LX_CONFIG_ARM64_16K_PAGES: + self.VA_BITS_MIN = 47 + else: + self.VA_BITS_MIN = 48 + tcr_el1 = gdb.execute("info registers $TCR_EL1", to_string=True) + tcr_el1 = int(tcr_el1.split()[1], 16) + self.vabits_actual = 64 - ((tcr_el1 >> 16) & 63) else: self.VA_BITS_MIN = self.VA_BITS self.vabits_actual = self.VA_BITS @@ -59,9 +64,9 @@ class aarch64_page_ops(): if str(constants.LX_CONFIG_ARCH_FORCE_MAX_ORDER).isdigit(): self.MAX_ORDER = constants.LX_CONFIG_ARCH_FORCE_MAX_ORDER else: - self.MAX_ORDER = 11 + self.MAX_ORDER = 10 - self.MAX_ORDER_NR_PAGES = 1 << (self.MAX_ORDER - 1) + self.MAX_ORDER_NR_PAGES = 1 << (self.MAX_ORDER) self.PFN_SECTION_SHIFT = self.SECTION_SIZE_BITS - self.PAGE_SHIFT self.NR_MEM_SECTIONS = 1 << self.SECTIONS_SHIFT self.PAGES_PER_SECTION = 1 << self.PFN_SECTION_SHIFT @@ -89,10 +94,10 @@ class aarch64_page_ops(): self.MODULES_VADDR = self._PAGE_END(self.VA_BITS_MIN) self.MODULES_END = self.MODULES_VADDR + self.MODULES_VSIZE - self.VMEMMAP_SHIFT = (self.PAGE_SHIFT - self.STRUCT_PAGE_MAX_SHIFT) - self.VMEMMAP_SIZE = ((self._PAGE_END(self.VA_BITS_MIN) - self.PAGE_OFFSET) >> self.VMEMMAP_SHIFT) - self.VMEMMAP_START = (-(1 << (self.VA_BITS - self.VMEMMAP_SHIFT))) & 0xffffffffffffffff - self.VMEMMAP_END = self.VMEMMAP_START + self.VMEMMAP_SIZE + self.VMEMMAP_RANGE = self._PAGE_END(self.VA_BITS_MIN) - self.PAGE_OFFSET + self.VMEMMAP_SIZE = (self.VMEMMAP_RANGE >> self.PAGE_SHIFT) * self.struct_page_size + self.VMEMMAP_END = (-(1 * 1024 * 1024 * 1024)) & 0xffffffffffffffff + self.VMEMMAP_START = self.VMEMMAP_END - self.VMEMMAP_SIZE self.VMALLOC_START = self.MODULES_END self.VMALLOC_END = self.VMEMMAP_START - 256 * 1024 * 1024 |