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Diffstat (limited to 'src/devices/cpu/es5510/es5510.h')
-rw-r--r--src/devices/cpu/es5510/es5510.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/devices/cpu/es5510/es5510.h b/src/devices/cpu/es5510/es5510.h
index 4ffa174c2c5..9f8d10035ca 100644
--- a/src/devices/cpu/es5510/es5510.h
+++ b/src/devices/cpu/es5510/es5510.h
@@ -187,7 +187,8 @@ private:
int32_t gpr_latch; // 24 bits, holding up to 20 address bits, left justified
uint64_t instr_latch; // 48 bits, right justified
uint8_t ram_sel; // effectively a boolean
- uint8_t host_control; //
+ uint8_t host_control; // ESP state / host control register
+ uint8_t host_serial; // serial I/O format and control
// currently executing instruction(s)
alu_t alu;