mie

Machine Interrupt Enable

mip.yaml#/description

Attributes

CSR Address

0x304

Defining extension

Sm, version >= Sm@1.11.0

Length

64-bit

Privilege Mode

M

Format

mie format

Figure 1. mie format

Field Summary

Name	Location	Type	Reset Value
`SSIE`	1	RW	0
`VSSIE`	2	RW	0
`MSIE`	3	RW	0
`STIE`	5	RW	0
`VSTIE`	6	RW	0
`MTIE`	7	RW	0
`SEIE`	9	RW	0
`VSEIE`	10	RW	0
`MEIE`	11	RW	0
`SGEIE`	12	RW	0
`LCOFIE`	13	RW	0

Fields

`SSIE`

Location: mie[1]
Description: Enables Supervisor Software Interrupts.

Alias of sie.SSIE when mideleg.SSI is set. Otherwise, sie.SSIE is read-only 0.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`VSSIE`

Location: mie[2]
Description: Enables Virtual Supervisor Software Interrupts.

Alias of hie.VSSIE.

Alias of vsie.SSIE when hideleg.VSSI is set. Otherwise, vseie.SSIE is read-only 0.

Alias of sie.SSIE when hideleg.VSSI is set and the current mode is VS or VU (Because mie is inaccessible in VS or VU mode, this alias can never be observed by software).
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`MSIE`

Location: mie[3]
Description: Enables Machine Software Interrupts.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`STIE`

Location: mie[5]
Description: Enables Supervisor Timer Interrupts.

Alias of sip when mideleg.STI is set. Otherwise, sip is read-only 0.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`VSTIE`

Location: mie[6]
Description: Enables Virtual Supervisor Timer Interrupts.

Alias of hie.VSTIE.

Alias of vsie.STIE when hideleg.VSTI is set. Otherwise, vseie.STIE is read-only 0.

Alias of sie.STIE when hideleg.VSTI is set and the current mode is VS or VU (Because mie is inaccessible in VS or VU mode, this alias can never be observed by software).
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`MTIE`

Location: mie[7]
Description: Enables Machine Timer Interrupts.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`SEIE`

Location: mie[9]
Description: Enables Supervisor External Interrupts.

Alias of sie.SEIE when mideleg.SEI is set. Otherwise, sie.SEIE is read-only 0.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`VSEIE`

Location: mie[10]
Description: Enables Virtual Supervisor External Interrupts.

Alias of hie.VSEIE.

Alias of vsie.SEIE when hideleg.VSEI is set. Otherwise, vseie.SEIE is read-only 0.

Alias of sie.SEIE when hideleg.VSEI is set and the current mode is VS or VU (Because mie is inaccessible in VS or VU mode, this alias can never be observed by software).
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`MEIE`

Location: mie[11]
Description: Enables Machine External Interrupts.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`SGEIE`

Location: mie[12]
Description: Enables Supervisor Guest External Interrupts

Alias of hie.SGEIE.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0

`LCOFIE`

Location: mie[13]
Description: Enables Local Counter Overflow Interrupts.

Alias of sie.LCOFIE when mideleg.LCOFI is set. Otherwise, sie.LCOFIE is an independent writable bit when mvien.LCOFI is set or is read-only 0.

Alias of vsip.LCOFIE when hideleg.LCOFI is set. Otherwise, vsip.LCOFIE is read-only 0.
Type

RW	Read-Write Field is writable by software. Any value that fits in the field is acceptable and shall be retained for subsequent reads.

Reset value: 0