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soc/integration/cpu_interface: add shadow_base parameter

This commit is contained in:
Florent Kermarrec 2018-06-18 18:01:47 +02:00
parent 78639fa952
commit 2c13b701f5
1 changed files with 3 additions and 1 deletions
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4
litex/soc/integration/cpu_interface.py
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@ -125,11 +125,13 @@ def _get_rw_functions_c(reg_name, reg_base, nwords, busword, read_only, with_acc
return r return r
def get_csr_header(regions, constants, with_access_functions=True): def get_csr_header(regions, constants, with_access_functions=True, with_shadow_base=True, shadow_base=0x80000000):
r = "#ifndef __GENERATED_CSR_H\n#define __GENERATED_CSR_H\n" r = "#ifndef __GENERATED_CSR_H\n#define __GENERATED_CSR_H\n"
if with_access_functions: if with_access_functions:
r += "#include <hw/common.h>\n" r += "#include <hw/common.h>\n"
for name, origin, busword, obj in regions: for name, origin, busword, obj in regions:
if not with_shadow_base:
origin &= (~shadow_base)
if isinstance(obj, Memory): if isinstance(obj, Memory):
r += "#define CSR_"+name.upper()+"_BASE "+hex(origin)+"\n" r += "#define CSR_"+name.upper()+"_BASE "+hex(origin)+"\n"
else: else: