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Added parsing of memory region capability bits.

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This commit is contained in:
Bahadir Balban
2009-10-03 15:34:39 +03:00
parent b2f508c8b7
commit ed9199a972
6 changed files with 79 additions and 64 deletions
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68
scripts/kernel/generate_kernel_cinfo.py
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@@ -74,25 +74,30 @@ pager_end = \
cap_virtmem = \
'''
\t\t\t[%d] = {
\t\t\t[%(capidx)d] = {
\t\t\t\t.type = CAP_TYPE_MAP | CAP_RTYPE_VIRTMEM,
\t\t\t\t.access = CAP_MAP_READ | CAP_MAP_WRITE
\t\t\t\t | CAP_MAP_EXEC | CAP_MAP_UNMAP,
\t\t\t\t.start = __pfn(CONFIG_CONT%d_VIRT%d_START),
\t\t\t\t.end = __pfn(CONFIG_CONT%d_VIRT%d_END),
\t\t\t\t.size = __pfn(CONFIG_CONT%d_VIRT%d_END - CONFIG_CONT%d_VIRT%d_START),
\t\t\t\t.access = (CONFIG_CONT%(cn)d_VIRT%(vn)d_CAP_MAP_READ_ << CAP_MAP_READ_BIT) |
\t\t\t\t (CONFIG_CONT%(cn)d_VIRT%(vn)d_CAP_MAP_WRITE_ << CAP_MAP_WRITE_BIT) |
\t\t\t\t (CONFIG_CONT%(cn)d_VIRT%(vn)d_CAP_MAP_EXEC_ << CAP_MAP_EXEC_BIT) |
\t\t\t\t (CONFIG_CONT%(cn)d_VIRT%(vn)d_CAP_MAP_UNMAP_ << CAP_MAP_UNMAP_BIT) |
\t\t\t\t (CONFIG_CONT%(cn)d_VIRT%(vn)d_CAP_MAP_UTCB_ << CAP_MAP_UTCB_BIT),
\t\t\t\t.start = __pfn(CONFIG_CONT%(cn)d_VIRT%(vn)d_START),
\t\t\t\t.end = __pfn(CONFIG_CONT%(cn)d_VIRT%(vn)d_END),
\t\t\t\t.size = __pfn(CONFIG_CONT%(cn)d_VIRT%(vn)d_END - CONFIG_CONT%(cn)d_VIRT%(vn)d_START),
\t\t\t},
'''
cap_physmem = \
'''
\t\t\t[%d] = {
\t\t\t[%(capidx)d] = {
\t\t\t\t.type = CAP_TYPE_MAP | CAP_RTYPE_PHYSMEM,
\t\t\t\t.access = CAP_MAP_READ | CAP_MAP_WRITE
\t\t\t\t | CAP_MAP_EXEC | CAP_MAP_UNMAP,
\t\t\t\t.start = __pfn(CONFIG_CONT%d_PHYS%d_START),
\t\t\t\t.end = __pfn(CONFIG_CONT%d_PHYS%d_END),
\t\t\t\t.size = __pfn(CONFIG_CONT%d_PHYS%d_END - CONFIG_CONT%d_PHYS%d_START),
\t\t\t\t.access = (CONFIG_CONT%(cn)d_PHYS%(pn)d_CAP_MAP_READ_ << CAP_MAP_READ_BIT) |
\t\t\t\t (CONFIG_CONT%(cn)d_PHYS%(pn)d_CAP_MAP_WRITE_ << CAP_MAP_WRITE_BIT) |
\t\t\t\t (CONFIG_CONT%(cn)d_PHYS%(pn)d_CAP_MAP_EXEC_ << CAP_MAP_EXEC_BIT) |
\t\t\t\t (CONFIG_CONT%(cn)d_PHYS%(pn)d_CAP_MAP_UNMAP_ << CAP_MAP_UNMAP_BIT),
\t\t\t\t.start = __pfn(CONFIG_CONT%(cn)d_PHYS%(pn)d_START),
\t\t\t\t.end = __pfn(CONFIG_CONT%(cn)d_PHYS%(pn)d_END),
\t\t\t\t.size = __pfn(CONFIG_CONT%(cn)d_PHYS%(pn)d_END - CONFIG_CONT%(cn)d_PHYS%(pn)d_START),
\t\t\t},
'''
@@ -169,10 +174,10 @@ pager_ifdefs_todotext = \
pager_ifdefs = \
'''
#if defined(CONFIG_CONT%d_TYPE_LINUX)
#define CONFIG_CONT%d_PAGER_LMA (CONFIG_CONT%d_LINUX_PHYS_OFFSET + CONFIG_CONT%d_LINUX_TEXT_OFFSET)
#define CONFIG_CONT%d_PAGER_VMA (CONFIG_CONT%d_LINUX_PAGE_OFFSET + CONFIG_CONT%d_LINUX_TEXT_OFFSET)
#define CONFIG_CONT%d_PAGER_SIZE CONFIG_CONT%d_LINUX_MAPSIZE
#if defined(CONFIG_CONT%(cn)d_TYPE_LINUX)
#define CONFIG_CONT%(cn)d_PAGER_LMA (CONFIG_CONT%(cn)d_LINUX_PHYS_OFFSET + CONFIG_CONT%(cn)d_LINUX_TEXT_OFFSET)
#define CONFIG_CONT%(cn)d_PAGER_VMA (CONFIG_CONT%(cn)d_LINUX_PAGE_OFFSET + CONFIG_CONT%(cn)d_LINUX_TEXT_OFFSET)
#define CONFIG_CONT%(cn)d_PAGER_SIZE CONFIG_CONT%(cn)d_LINUX_MAPSIZE
#endif
'''
def generate_pager_memory_ifdefs(containers):
@@ -183,14 +188,16 @@ def generate_pager_memory_ifdefs(containers):
if linux == 0:
pager_ifdef_string += pager_ifdefs_todotext
linux = 1
pager_ifdef_string += pager_ifdefs % (c.id, c.id, \
c.id, c.id, \
c.id, c.id, \
c.id, c.id, c.id)
pager_ifdef_string += pager_ifdefs % { 'cn' : c.id }
return pager_ifdef_string
def generate_kernel_cinfo(containers, cinfo_path):
def generate_kernel_cinfo(config, cinfo_path):
containers = config.containers
containers.sort()
print "Generating kernel cinfo..."
pager_ifdefs = generate_pager_memory_ifdefs(containers)
with open(cinfo_path, 'w+') as cinfo_file:
fbody = cinfo_file_start % pager_ifdefs
total_other_caps = 9
@@ -201,18 +208,10 @@ def generate_kernel_cinfo(containers, cinfo_path):
fbody += pager_start % (c.id, c.id, c.id, total_caps)
cap_index = 0
for mem_index in range(c.virt_regions):
fbody += cap_virtmem % \
(cap_index, c.id, \
mem_index, c.id, \
mem_index, c.id, \
mem_index, c.id, mem_index)
fbody += cap_virtmem % { 'capidx' : cap_index, 'cn' : c.id, 'vn' : mem_index }
cap_index += 1
for mem_index in range(c.phys_regions):
fbody += cap_physmem % \
(cap_index, c.id, \
mem_index, c.id, \
mem_index, c.id, \
mem_index, c.id, mem_index)
fbody += cap_physmem % { 'capidx' : cap_index, 'cn' : c.id, 'pn' : mem_index }
cap_index += 1
fbody += cap_all_others % (tuple(range(cap_index, total_caps)))
fbody += pager_end
@@ -222,11 +221,8 @@ def generate_kernel_cinfo(containers, cinfo_path):
if __name__ == "__main__":
config = configuration_retrieve()
#config.config_print()
containers = config.containers
containers.sort()
if len(sys.argv) > 1:
generate_kernel_cinfo(containers, join(PROJROOT, sys.argv[1]))
generate_kernel_cinfo(config, join(PROJROOT, sys.argv[1]))
else:
generate_kernel_cinfo(containers, join(PROJROOT, 'src/generic/cinfo.c'))
generate_kernel_cinfo(config, join(PROJROOT, 'src/generic/cinfo.c'))