diff options
Diffstat (limited to 'arch/arm64/tools/gen-sysreg.awk')
| -rwxr-xr-x | arch/arm64/tools/gen-sysreg.awk | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm64/tools/gen-sysreg.awk b/arch/arm64/tools/gen-sysreg.awk index f2a1732cb1f6..bbbb812603e8 100755 --- a/arch/arm64/tools/gen-sysreg.awk +++ b/arch/arm64/tools/gen-sysreg.awk @@ -122,6 +122,10 @@ $1 == "SysregFields" && block_current() == "Root" { res1 = "UL(0)" unkn = "UL(0)" + if (reg in defined_fields) + fatal("Duplicate SysregFields definition for " reg) + defined_fields[reg] = 1 + next_bit = 63 next @@ -162,6 +166,10 @@ $1 == "Sysreg" && block_current() == "Root" { res1 = "UL(0)" unkn = "UL(0)" + if (reg in defined_regs) + fatal("Duplicate Sysreg definition for " reg) + defined_regs[reg] = 1 + define("REG_" reg, "S" op0 "_" op1 "_C" crn "_C" crm "_" op2) define("SYS_" reg, "sys_reg(" op0 ", " op1 ", " crn ", " crm ", " op2 ")") @@ -284,6 +292,8 @@ $1 == "SignedEnum" && (block_current() == "Sysreg" || block_current() == "Sysreg define_field(reg, field, msb, lsb) define_field_sign(reg, field, "true") + delete seen_enum_vals + next } @@ -297,6 +307,8 @@ $1 == "UnsignedEnum" && (block_current() == "Sysreg" || block_current() == "Sysr define_field(reg, field, msb, lsb) define_field_sign(reg, field, "false") + delete seen_enum_vals + next } @@ -309,6 +321,8 @@ $1 == "Enum" && (block_current() == "Sysreg" || block_current() == "SysregFields define_field(reg, field, msb, lsb) + delete seen_enum_vals + next } @@ -320,6 +334,8 @@ $1 == "EndEnum" && block_current() == "Enum" { lsb = null print "" + delete seen_enum_vals + block_pop() next } @@ -329,6 +345,10 @@ $1 == "EndEnum" && block_current() == "Enum" { val = $1 name = $2 + if (val in seen_enum_vals) + fatal("Duplicate Enum value " val " for " name) + seen_enum_vals[val] = 1 + define(reg "_" field "_" name, "UL(" val ")") next } |