diff --git a/libc/kernel/arch-sh/asm/smc37c93x.h b/libc/kernel/arch-sh/asm/smc37c93x.h
new file mode 100644
index 0000000..7d2f393
--- /dev/null
+++ b/libc/kernel/arch-sh/asm/smc37c93x.h
@@ -0,0 +1,165 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef __ASM_SH_SMC37C93X_H
+#define __ASM_SH_SMC37C93X_H
+
+#define FDC_PRIMARY_BASE 0x3f0
+#define IDE1_PRIMARY_BASE 0x1f0
+#define IDE1_SECONDARY_BASE 0x170
+#define PARPORT_PRIMARY_BASE 0x378
+#define COM1_PRIMARY_BASE 0x2f8
+#define COM2_PRIMARY_BASE 0x3f8
+#define RTC_PRIMARY_BASE 0x070
+#define KBC_PRIMARY_BASE 0x060
+#define AUXIO_PRIMARY_BASE 0x000  
+
+#define LDN_FDC 0
+#define LDN_IDE1 1
+#define LDN_IDE2 2
+#define LDN_PARPORT 3
+#define LDN_COM1 4
+#define LDN_COM2 5
+#define LDN_RTC 6
+#define LDN_KBC 7
+#define LDN_AUXIO 8
+
+#define CONFIG_PORT 0x3f0
+#define INDEX_PORT CONFIG_PORT
+#define DATA_PORT 0x3f1
+#define CONFIG_ENTER 0x55
+#define CONFIG_EXIT 0xaa
+
+#define CURRENT_LDN_INDEX 0x07
+#define POWER_CONTROL_INDEX 0x22
+#define ACTIVATE_INDEX 0x30
+#define IO_BASE_HI_INDEX 0x60
+#define IO_BASE_LO_INDEX 0x61
+#define IRQ_SELECT_INDEX 0x70
+#define DMA_SELECT_INDEX 0x74
+
+#define GPIO46_INDEX 0xc6
+#define GPIO47_INDEX 0xc7
+
+#define UART_RBR 0x0  
+#define UART_THR 0x0  
+#define UART_IER 0x2  
+#define UART_IIR 0x4  
+#define UART_FCR 0x4  
+#define UART_LCR 0x6  
+#define UART_MCR 0x8  
+#define UART_LSR 0xa  
+#define UART_MSR 0xc  
+#define UART_SCR 0xe  
+#define UART_DLL 0x0  
+#define UART_DLM 0x2  
+
+#ifndef __ASSEMBLY__
+typedef struct uart_reg {
+ volatile __u16 rbr;
+ volatile __u16 ier;
+ volatile __u16 iir;
+ volatile __u16 lcr;
+ volatile __u16 mcr;
+ volatile __u16 lsr;
+ volatile __u16 msr;
+ volatile __u16 scr;
+} uart_reg;
+#endif
+
+#define thr rbr
+#define tcr iir
+
+#define dll rbr
+#define dlm ier
+#define fcr iir
+
+#define IER_ERDAI 0x0100  
+#define IER_ETHREI 0x0200  
+#define IER_ELSI 0x0400  
+#define IER_EMSI 0x0800  
+
+#define IIR_IP 0x0100  
+#define IIR_IIB0 0x0200  
+#define IIR_IIB1 0x0400  
+#define IIR_IIB2 0x0800  
+#define IIR_FIFO 0xc000  
+
+#define FCR_FEN 0x0100  
+#define FCR_RFRES 0x0200  
+#define FCR_TFRES 0x0400  
+#define FCR_DMA 0x0800  
+#define FCR_RTL 0x4000  
+#define FCR_RTM 0x8000  
+
+#define LCR_WLS0 0x0100  
+#define LCR_WLS1 0x0200  
+#define LCR_STB 0x0400  
+#define LCR_PEN 0x0800  
+#define LCR_EPS 0x1000  
+#define LCR_SP 0x2000  
+#define LCR_SB 0x4000  
+#define LCR_DLAB 0x8000  
+
+#define MCR_DTR 0x0100  
+#define MCR_RTS 0x0200  
+#define MCR_OUT1 0x0400  
+#define MCR_IRQEN 0x0800  
+#define MCR_LOOP 0x1000  
+
+#define LSR_DR 0x0100  
+#define LSR_OE 0x0200  
+#define LSR_PE 0x0400  
+#define LSR_FE 0x0800  
+#define LSR_BI 0x1000  
+#define LSR_THRE 0x2000  
+#define LSR_TEMT 0x4000  
+#define LSR_FIFOE 0x8000  
+
+#define MSR_DCTS 0x0100  
+#define MSR_DDSR 0x0200  
+#define MSR_TERI 0x0400  
+#define MSR_DDCD 0x0800  
+#define MSR_CTS 0x1000  
+#define MSR_DSR 0x2000  
+#define MSR_RI 0x4000  
+#define MSR_DCD 0x8000  
+
+#define UART_CLK (1843200)  
+#define UART_BAUD(x) (UART_CLK / (16 * (x)))
+
+#define RTC_SECONDS 0
+#define RTC_SECONDS_ALARM 1
+#define RTC_MINUTES 2
+#define RTC_MINUTES_ALARM 3
+#define RTC_HOURS 4
+#define RTC_HOURS_ALARM 5
+#define RTC_DAY_OF_WEEK 6
+#define RTC_DAY_OF_MONTH 7
+#define RTC_MONTH 8
+#define RTC_YEAR 9
+#define RTC_FREQ_SELECT 10
+#define RTC_UIP 0x80
+#define RTC_DIV_CTL 0x70
+
+#define RTC_OSC_ENABLE 0x20
+#define RTC_OSC_DISABLE 0x00
+#define RTC_CONTROL 11
+#define RTC_SET 0x80
+#define RTC_PIE 0x40
+#define RTC_AIE 0x20
+#define RTC_UIE 0x10
+#define RTC_SQWE 0x08
+#define RTC_DM_BINARY 0x04
+#define RTC_24H 0x02
+#define RTC_DST_EN 0x01
+
+#endif